Is 9x2 42x 49 a perfect square trinomial?

Answers

Answer 1

No, 9x2 42x 49 is not a perfect square trinomial.

What is perfect squares?

Perfect squares are numbers that are the product of a number multiplied by itself. Examples of perfect squares include 4 (2 x 2), 9 (3 x 3), 16 (4 x 4), 25 (5 x 5), 36 (6 x 6), 49 (7 x 7), and 64 (8 x 8). Perfect squares are also referred to as "square numbers" or "whole-number squares."

No, 9x2 42x 49 is not a perfect square trinomial. A perfect square trinomial is a polynomial of the form a2 + 2ab + b2,

where a and b are numbers or variables.

9x2 42x 49 does not fit this pattern, as it does not involve two terms whose sum is multiplied by itself.

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Related Questions

4x(3 +5) Please answer :(

Answers

Answer: 32x

Step-by-step explanation:

4x (3 + 5)

add 3 and

⇒ 4x (8)

⇒ 32x answer .

hope that helps...

Find the measure of the indicated angle. Need help please.
I need explanation too

THANK YOU

Answers

Answer:

33.95m

Step-by-step explanation:

[tex]\frac{33}{sin(60)} = \frac{c}{sin(63)}[/tex]                  *Cross multiply*

[tex]c(sin(60)) = 33(sin(63))[/tex]    *Divide by sin(60)*

[tex]c = \frac{33(sin(63))}{sin(60)}[/tex]                     *Solve*

[tex]c = 33.95m[/tex]

Triangle angles are always 180 ( mathematical proof) and we have 2 already so we determain the this one is 57

we can now use law of sin ( SinA/a = SinB/b = SinC/c ) or we can reform it to ( a/SinA = b/Sinb etc )

we have AC is 33 and sin b (60 degrees)is (root of 3/2) and AB is unknown and sin c ( 63 degrees )

after reform AB = (33 * sin (63) ) / sin 60 = 33.95m


extra info .

you use law of sine if you hace 2 ( or more ) angles and a side or 2 sides ( or more ) and one angles


you use the law of cos when having two side and an angles THAT IS IN BETWEEN THEM

For what values of x and y must each figure be a parallelogram?
Need help please, and explanation.

Answers

9514 1404 393

Answer:

  x = 2

  y = 9

Step-by-step explanation:

Opposite sides of a parallelogram are the same length. This relation is used to make equations with the given side lengths.

Top and Bottom

  4x +20 = x +26

  3x = 6 . . . . . . . . . . . subtract x+20 from both sides

  x = 2 . . . . . . . . . divide by 3

Left and Right

 7y = 6y + 9

  y = 9 . . . . . . . . . subtract 6y from both sides

In AJLP. m/JMP = (3x −6)°, JK = 3y-2, and LK = 5y-8. Find LK if PK is a median.
LK=

Answers

On solving the provided question, we can say that - the value ox in the following angle = 3x = 84 => x = 28

what are angles?

In Euclidean geometry, an angle is a shape made up of two rays, referred to as the angle's sides, that meet at a point in the middle known as the angle's vertex. Two rays can generate an angle that is in the plane where the rays are located. The meeting of two planes also creates an angle. They are referred to as dihedral angles. An angle is the shape created by two rays or lines that have a shared termination in plane geometry. The Latin word "angulus," which meaning "horn," is the source of the English term "angle." The vertex is the common terminal of the two rays, which are referred to as the sides of the angle.

here

angle JMP = 3x-6 - 90

3x = 84

x = 28

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The figure was created by repeatedly reflecting triangle NMP.

A figure is created by continuously reflecting triangle N M P. The length of side N M is 6 inches, the length of side M P is 4 inches, and the length of side N P is 8 inches.

The scale factor of the dilation of segment HG is One-sixth.

Point P is the center of dilation. Line segment H G is dilated to form shorter line segment H prime G prime. The length of P G prime is 0.5

If PG' equals 0.5 units, what is PG?

2.5 units
3 units
4.5 units
6 units

Answers

The length of PG if PG' is 0.5 units is; 3 units.

What is dilation?

The act or action of enlarging, expanding, or widening : the state of being dilated: such as. : the act or process of expanding (such as in extent or volume)

Here, given that,

Dilation is simply defined as the shrinking or enlarging of an object by a scale factor.

Now, we are told that Line HG is dilated to form a shorter line H'G'.

We are told that the scale factor is 1/6.

Point P is the center of dilation and if PG' is 0.5 units, then we can write the relation as follows;

Length of PG'/Length of PG = 1/6

Thus;

0.5/length of PG = 1/6

Length of PG = 0.5/(1/6)

Length of PG = 4 units

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6. Given: Prove: AB = DC
I need helpppp PLEASEEEEEEE

Answers

Here’s the completed proof:

Write 6789 correct to 3 significant figures

Answers

Answer:

The answer is 679

Step-by-step explanation:

A significant figure is a number greater than zero so to 3 significant figures just count 3 from the front then round up 9 and it becomes 1 then add it to 8 to become 9 which equals 679

Hope it helps

Pls rate as brainliest answer

If 8 times a number is decreased by 2, the result is less than 15. What is the number?

Answers

Answer:

2

Step-by-step explanation:

1

8x1 = 8

8-2=6

2

8x2=16

16-2=14

Enter the fraction in simplest form.
9
12
The fraction in simplest form is

Answers

Answer:

the factors of 12 are 1, 2, 3, 4, 6, and 12. So the greatest common factor of 9 and 12 is 3. So you divide both sides by 3. So the simplest form of 9/12 is 34.

Step-by-step explanation:

hope his correct, .. sorry if not <33

can you mark branliest if right?

Answer:

3/4

Step-by-step explanation:

so you have 9/12, to ind the simplest form you would divide by 3 since you can multiply 3 to get these answers.

9/3=3

12/3=4

so the answer is 3/4

The radius of a circle is 1 millimeter. What is the circle's area? Use 3.14 for ​.

Answers

Answer:

3.14 × 1×1= 3.14 mm^2

..........................

A fair coin is flipped three times, and the number of times it comes up "heads” is recorded.

Have the conditions for a binomial setting been met for this scenario?

No, this is a fair coin.
Yes, all four conditions in BINS have been met.
No, the coin flips are not independent of one another.
No, the coin needs to be flipped until “heads” appears. The number of trials needed to get “heads” should be recorded.

Answers

Answer:

B)Yes, all four conditions in BINS have been met.

Step-by-step explanation:

Answer:

Yes, all four conditions in BINS have been met.

Step-by-step explanation:Definition of conditional probability

Conditional probability is defined as the likelihood of an event or outcome occurring, based on the occurrence of a previous event or outcome. Conditional probability is calculated by multiplying the probability of the preceding event by the updated probability of the succeeding, or conditional, event.

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CORRECT ANSWER WITH **STEPS** GETS BRAINLIEST
for the following questions, determine what values of x makes the rational expression equal to zero.
1. x+6 / x-4
2. (x+4)(x-2) / (x+6)
3. 2x+10 / 3x-12

thanks.

Answers

Answer:

see explanation

Step-by-step explanation:

if the denominator of a rational expression is zero then the expression will be undefined.

the numerator is the part of the rational expression that makes it zero.

solve the numerators in each to find values of x

1

[tex]\frac{x+6}{x-4}[/tex]

x + 6 = 0 ( subtract 6 from both sides )

x = - 6 ← value that makes expression equal to zero

2

[tex]\frac{(x+4)(x-2)}{x+6}[/tex]

(x + 4)(x - 2) = 0

equate each factor to zero and solve for x

x + 4 = 0 ⇒ x = - 4

x - 2 = 0 ⇒ x = 2

x = - 4 and x = 2 make the expression equal to zero

3

[tex]\frac{2x+10}{3x-12}[/tex]

2x + 10 = 0 ( subtract 10 from both sides )

2x = - 10 ( divide both sides by 2 )

x = - 5 ← value that makes expression equal to zero

Answer:

1)  x = -6

2)  x = -4  and  x = 2

3)  x = -5

Step-by-step explanation:

A rational expression is undefined when the denominator equals zero.

A rational expression equals zero when the numerator equals zero.

Question 1

Given rational expression:

[tex]\dfrac{x+6}{x-4}[/tex]

Set the numerator to zero and solve for x:

[tex]\implies x+6=0[/tex]

[tex]\implies x=-6[/tex]

Question 2

Given rational expression:

[tex]\dfrac{(x+4)(x-2)}{x+6}[/tex]

Set the numerator to zero:

[tex]\implies (x+4)(x-2)=0[/tex]

Apply the zero-product property and solve for x:

[tex]\implies x+4=0 \implies x=-4[/tex]

[tex]\implies x-2=0 \implies x=2[/tex]

Question 3

Given rational expression:

[tex]\dfrac{2x+10}{3x-12}[/tex]

Factor the numerator and denominator:

[tex]\dfrac{2(x+5)}{3(x-4)}[/tex]

Set the numerator to zero and solve for x:

[tex]\implies 2(x+5)=0[/tex]

[tex]\implies x+5=0[/tex]

[tex]\implies x=-5[/tex]

Find the value of x.
B
С
2
Х
30°
A
30
5
D
5
x = [?]

Answers

Answer:

CD = 2 = x

Step-by-step explanation:

Remark

The problem is not in getting x. The answer is 2. The problem is showing y.

Givens

Call the center of the circle O.

BO,AO,CO,DO circle radii

Chords AB and CD

AB = 2

<BOA = <COD

Solution

BO,AO,CO,DO area all equal to each other.               All are radii.

<BOA = <COD = 30                                                        Given

ΔBOA = ΔCOD                                                               SAS

AB = CD                                                                          CPCTC

CPCTC means corresponding parts of Congruent Triangles are congruent.

Note also that AB and CD must be chords.

A coin is flipped three times, and the following list shows the possible outcomes.

HHH, HHT, HTH, HTT, THH, THT, TTH, TTT

What is the probability of getting exactly at least two tails?

Answers

3/8
number of times getting tails twice over number of all possible combinations

Jack invested some money in a bank at a fixed rate of interest compounded annually. The equation below shows the value of his investment after x years: f(x)

Answers

Equation = P(1+r)^x, where P is the initial amount invested, r is the fixed interest rate, and x is the number of years.

It is important to note that the equation provided is the formula for compound interest. P is the initial principal, r is the annual interest rate, and x is the number of years the money is invested. The equation gives the total amount of money in the account after x years.

It should be also noted that the interest rate is given as a decimal and not a percentage.

For example, if the interest rate is 5%, then r = 0.05.

In order to use this equation, the value of P, r and x should be known

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which graph represents direct variation? no spam links plz :D​

Answers

Answer:

d or c

Step-by-step explanation:

help. pls.
-photo attached !

Find the measures of the numbered angles.


(the angles i need to find)

<1 _?
<2 _?
<3 _?
<4 _?
<5 _?
<6 _?
<7 _?
<8 _?

Answers

Answer:

<1=75°[corresponding angles are equal]

<2=180-<1=(180-75)°=105°[sum of st.angles is supplementary]

<3=<2=105°[Vertically opposite angles are equal]

<4=75°[Alternate angles are equal]

<6=<2=105°[Corresponding angles are equal]

<7=<6=105°[Vertically opposite angles are equal]

<8=75°[Vertically opposite angles are equal]

*mark me brainliest

This year’s favorite to win the frog jumping event is Newton. The objective is to take the longest jumps and stop as close as possible to 120 steps. Pythagoras and Fermat are Newton’s toughest competition. ● Newton takes 4 jumps and falls short of the mark by 4 steps. ● Pythagoras takes 5 jumps and overshoots the mark by 5 steps. ● Fermat hits the mark exactly after 6 jumps. How long, in steps, is each frog’s jump?

Answers

The length of jump by Pythagoras = 25 units

The length of jump by Newton = 29 units

The length of jump by Fermat = 20 units

What is an Equation?

Equations are mathematical statements with two algebraic expressions flanking the equals (=) sign on either side.

It demonstrates the equality of the relationship between the expressions printed on the left and right sides.

Coefficients, variables, operators, constants, terms, expressions, and the equal to sign are some of the components of an equation. The "=" sign and terms on both sides must always be present when writing an equation.

Given data ,

Let the length of the jump by Pythagoras be P

Let the length of the jump by Newton be N

Let the length of the jump by Fermat be F

Now , the equation will be

The total number of steps = 120 steps

The number of jumps by Pythagoras = 5 jumps

The number of steps overshoot by Pythagoras = 5 steps

So , P ( 5 ) - 5 = 120   be equation (1)

On simplifying the equation , we get

Adding 5 on both sides of the equation , we get

5P = 125

Divide by 5 on both sides of the equation , we get

P = 25 units

The number of jumps by Newton = 4 jumps

The number of steps fell short by Newton = 4 steps

So , N ( 4 ) + 4 = 120   be equation (2)

On simplifying the equation , we get

Subtracting 4 on both sides of the equation , we get

4N = 116

Divide by 4 on both sides of the equation , we get

N = 29 units

The number of jumps by Fermat = 6 jumps

So , F ( 6 ) = 120   be equation (2)

On simplifying the equation , we get

Divide by 6 on both sides of the equation , we get

F = 20 units

Therefore , the value of P , N and F are 25 , 29 and 20 units respectively

Hence , the length of each jump is 25 , 29 and 20 units

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In the figure below, side AC of ABC lies on line l.

A. 25
B. 30
C. 22
D. 24

Answers

Y = 22

B is 40° and A and C are congruent. Since triangles are 180°, A and C would each be 70°. Angle C and 5y are supplementary, meaning they add up to 180°. If Angle C is 70°, then angle 5y would be 110°. In order to find y, 110 will be divided by 5, resulting the answer to be 22.

Plz, help me with this question!

Answers

Answer:

A. Triangular Prism

Step-by-step explanation:

Pyramids have a square base, so it's not that. and it is not rectangular, so it's not that either

which postulate proves these two triangles are congruent

Answers

The given triangles are congruent by SAS criteria.

What are congruent triangles?

Congruent triangles have both the same shape and the same size.

Given are two right angled triangles as shown in the image.

In the right angled triangles -

Two corresponding sides are equal.

They both have one right angle common.

We can conclude them as congruent by SAS Rule.

Therefore, the given triangles are congruent by SAS criteria.

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Consider the equation -5+10x+3=5x+6. How many solutions are there?
One
None
Infinitely many

Answers

there is only one solution
x = 8/5

The spinner is spun 75 times. What is the experimental probability of spinning the given result? Round your answer to the nearest hundredth if necessary. Outcome A B C D Frequency 20 11 14 30 B or C

Answers

The experimental probability of spinning of B or C is 1/3.

In the given question, the spinner is spun 75 times.

We have to find the experimental probability of spinning of B or C.

The given data is:

Outcome          A              B              C              D

Frequency       20             11             14             30

Total frequency = 20 + 11 + 14 + 30

Total frequency = 75

The probability of spinning B = Frequency of B/Total Frequency

The probability of spinning B = 11/75

The probability of spinning C = Frequency of C/Total Frequency

The probability of spinning C = 14/75

Now the experimental probability of spinning of B or C;

P(B or C) = P(B) + P(C)

P(B or C) = 11/75 + 14/75

P(B or C) = (11 + 14)/75

P(B or C) = 25/75

P(B or C) = 1/3

Hence, the experimental probability of spinning of B or C is 1/3.

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A ball was dropped from a height of 150 cm. The rebound factor of the ball is

0. 8. About how high, in centimeters, did the ball go after the third bounce?

A. 77

B. 96

C. 234

D. 293

Answers

the ball go after the third bounce is 77 centimeters  when A ball was dropped from a height of 150 cm. The rebound factor of the ball is

0. 8.

In math, height is defined as the vertical distance from the top to the object's base. Occasionally, it is labeled as 'altitude'. The term height in geometry refers to the measurement of an object along the y-axis in coordinate geometry

based on the given information

A ball was dropped from a height of 150 cm.

The rebound factor of the ball is 0.8

Evaluate the ball go after the third bounce is given by

150* 0.8 ^3= 77

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PLZ HELP I NEED THIS DONE TO PASS​

Answers

Answer:

F, T, T, F

Step-by-step explanation:

1) F because the die is labeled 1 through 8. Because 1 through 3 are included within the die, it is possible to roll a number less than 4.

2) T because the die is from 1 to 8, meaning 5 through 8 - number 4 and greater - are able to be rolled. Rolling a 4, 5, 6, 7, or 8, has a probability of 5/8 chance of being rolled, making it a likely roll (as 5/8 is over a 50% chance).

3) T as numbers are always either even or odd, meaning it is impossible not to roll an even or odd number. In other words, it is certain to roll an even or odd number.

4) F as it is extremely likely to roll a number less than 7 with a whopping 6/8 chance of being rolled. What would be unlikely is rolling a number greater than 7.

I don't really understand it lol​

Answers

I think is 40

Hope it helps

0.39+0.11= adding decimals

Answers

I believe the answer is 0.5 sorry if I’m wrong
Answer) 0.39 + 0.11 = 0.50

What angles are the remote angles to angle d




What is the measure of angle x



What is the measure of angle x

Answers

Answer:

The measure of angle x is 60°.

[ Because the exterior angle is equal to the sum of intetior opposite angles]

Answer: X= 60º

Step-by-step explanation:

We know that triangle inside adds up to 180º,now:

1.We know that it already shows 40º.So 180 - 40 = 140º Now remember that.

2.The other place (100º) it is on a line, we all now that means it is 180º then what must be the other side? 180º - 100º = 80!

3.Now,we have 140º [ From 1.] then another 80º, 140º - 80 = 60º!

Result: So X is 60º!

Hope you have a great day!

The large sphere has a diameter of 12 feet.

What is the volume of the shaded figure? Express the answer in terms of Pie.
A. 252Pie ft³
B. 261Pie ft³
C. 288Pie ft³
D. 324Pie ft³​

Answers

Answer:

C. 288π ft³

Step-by-step explanation:

V(Sphere) = 4/3πr³

V(Sphere) = 4/3π(6)³

V(Sphere) = 4/3π(216)

V(Sphere) = 288π ft³

The reasures of two angles have a sum of 180°. The measures of the angles are in a ratio of 5:1. Determine the measures of both angles.​

Answers

Answer:

150° : 30°

Step-by-step explanation:

total ratio

5 + 1 = 6

ratio 1

180 ÷ 6 = 30

ratio 5

30 × 5 = 150

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