Express 25x²-40xy+16y² as perfect square​

Answers

Answer 1

Answer:

(5x-4y)^2

Step-by-step explanation:

Both 25 and 16 are perfect squares, √25=5 and √16=4


Related Questions

What point would be the reflection across the x-axis for the point, (7,2)?

Answers

Answer:-7,2

Step-by-step explanation: It will be because only the X side changes

Answer:

(7,-2)

Step-by-step explanation:

The bathroom and the living room in a tiny house share a wall. The area of the bathroom is 36 square feet. The area of the living room is 60 square feet. The expression 36+60 represents the total area in square feet.

Answers

Answer:

96square feet

Step-by-step explanation:

Given data

Area of bathroom=36 square feet

Area of living room= 60 square feet

Hence the total area of the Bathroom and the living room combined is

= 36+60

=96square feet

Important for my exam tomorrow ! Please help

Answers

Answer:

Step-by-step explanation:

Adjacent angles of parallelogram are supplementary.

∠A + ∠D = 180

Divide both sides by 2

[tex]\frac{1}{2}[/tex] ∠A + [tex]\frac{1}{2}[/tex] ∠D = 90

∠PAD + ∠ADP = 90       --------------------(I)

IN ΔPAD,

∠PAD + ∠ADP + ∠APD = 180 {angle sum property of triangle}

90  + ∠APD = 180         {from (I)}

          ∠APD = 180 - 90

         ∠APD = 90

∠SPQ = ∠APD             {vertically opposite angles}

∠SPQ = 90°

Similarly, we can prove ∠PQR = 90° ; ∠QRS = 90° and ∠RSP = 90°

In a quadrilateral if each angle is 90°, then it is a rectangle.

PQRS is a rectangle.

On a map, 3 inches represents 50 miles. Which proportion can be used to find the actual distance represented by 5 inches on the map?
StartFraction 3 over 50 EndFraction = StartFraction x over 5 EndFraction
StartFraction 3 over 50 EndFraction = StartFraction 5 over x EndFraction
StartFraction 3 over x EndFraction = StartFraction 50 over 5 EndFraction
StartFraction x over 3 EndFraction = StartFraction 50 over 5 EndFraction

its b btw

Answers

Answer:

3/50

Step-by-step explanation:

Answer:

104

Step-by-step explanation:

i took the assignment<3

I HAVE 5 MINUTES LEFT HELPPPP PLEASE IM BEGGING!!!!

Which representation shows y as a function of x???

Answers

Answer:

It is B and D

Step-by-step explanation:

They are both x and y functions

1. Jake drew this rectangle and colored it in this pattern.​

Answers

Answer:

2:3

Step-by-step explanation:

Students were asked how many hours they read in a week. Is this a good example of a statistical question? Why or why not?
Yes, this is a good statistical question because a variety of answers are given.
Yes, this is a good statistical question because there are not a variety of answers that could be given.
No, this is not a good statistical question because there are not a variety of answers that could be given.
No, this is not a good statistical question because there are a variety of answers that could be given.

Answers

Answer:

a. Yes, this is a good statistical question because a variety of answers are given.

Pls mark as brainliest!

Answer:

Step-by-step explanation:

Yes, this is a good statistical question because there are not a variety of answers that could be given.

Which rational exponent represents a square root?
А. 1/3
B. 1/2
C. 3/2
D. 1/4

Answers

The exponent 1/2 represents a square root. The number on top of the fraction is the and the denominator represents the index of the radical.

Which statement about these triangles is true?

(Image)


A. The dilation is an enlargement

B. The dilation is a reduction

C. It is not a dilation

D. There is not enough information

Answers

the answer is D.

there is not enough information

Answer:

d

Step-by-step explanation:

Using logarithm table evaluate the
1.376
0.007​

Answers

Answer:

convert the expression for N into logs

evaluate those logs using a log table

thus determine log N

calculate antilog of log N

Thus,

log

N

=

(

647

32

×

0.00000147

8.473

×

64

)

=

log

(

647

32

)

+

log

(

0.00000147

)

log

(

8.473

)

log

(

64

)

no entiendo esta operación En una empresa de productos de maquillaje y cuidado de la piel, el equipo de ventas de la sucursal
Robles, obtuvo como premio al cumplimiento de las metas del mes de Diciembre una bonificación de
$1.400.000 pesos. El director comercial de la sucursal desea repartir el premio entre sus vendedoras
Sthefany, Cristina y Ariadna, de tal manera que la parte de Cristina sea la mitad de Sthefany, y a su
vez un cuarto de la de Ariadna.

Answers

Answer:

plz say in English and plz thank me

[tex] \frac{x}{2} + x + \frac{ \times }{ \frac{1}{4} } = 1400.000[/tex]

eso es lo que da bro

Which kind of triangle exists if the side measures are 3, 9, and 10?


i thought the answer was acute but my teacher marked it wrong and told me the correct answer was obtuse could someone explain why it would be obtuse?

Answers

Step-by-step explanation:

    There is a rule that if c^2 > a^2 + b^2, then it is an obtuse triangle.

    *c is the longest side

     I attached more information on it below.

What is the acceleration of a plane that increases its speed from 800 kilometers per hour to 860 kilometers per hour in 5 seconds?

Answers

I came up with 43,200 km/h^2

plz answer asap and i would be very grateful

Answers

the answer is C.

hope this helps


is 10 times as much as 6.

Answers

Answer:

60

Step-by-step explanation:

10*6= 60 if thats what you wanted lol

It is currently 0 degrees outside, and the temperature is dropping 4 degrees every hour. The temperature after h hours is -4h. 50 points

What do the parts of the equation -4h = -14 represent?
And answer choices : pic 2

Answers

Choice 2 I think I hope I’m right

what is the value of x?

Answers

5x-23+7x-1=180

12x-24=180

12x-24+24=180+24 (add 24 to both sides)

12x=204

12x/12=204/12

x=17
The value of this awnser is x=17

im proud of you!!!!! no matter ur grades or whatever im proud of you and ily

Answers

awww you’re too kind tysm i luv uuu

Answer:

Wut

Step-by-step explanation:

There are 30 teachers in a school.It is anticipated that the number of teachers next year will increase by 10%. How many teachers should be there next year?​

Answers

Answer:

33

Step by step explanation of the answer

I’ve attached my work..
Hope it helps!

Solve for y. 7(x-4)=28​

Answers

Answer: 8

Step-by-step explanation:

(8 - 4) = 4

so then,

7(8 - 4) = 28

The answer for this question is 8

can anyone help me with these questions i will mark you as brainliest

Answers

Answer:

X= 38

Step-by-step explanation:

A straight line is 180⁰ so we can subtract that by 133⁰ to get the degree on the inside of the triangle which is 47. You then add 47 and 95 to get 142. To get x you subtract 142 from 180

Sophia purchased a total of 14 magazines for a research project. She went to the first store and bought 4 art magazines and 4 science magazines, which cost $64. Skz went to a different store and bought 2 art magazines and 5 science magazines for $68. What was the price of each magazine?​

Answers

Answer:

All I know is that it's somewhere around $9.43

Step-by-step explanation:

64 + 68 = 132

132 ÷ 14 = 9.428571

= $9.43

Solve this inequality for x: - 3(x + 3) > 30

Answers

Answer:

x<-13

Step-by-step explanation:

−3(x+3)>30

Divide both sides by −3. Since −3 is negative, the inequality direction has changed.

x+3<30/-3

Divide 30 by −3 to get −10.

x+3<−10

Subtract 3 from both sides.

x<−10−3

Subtract 3 from −10 to get −13.

x<−13

Graph for inequality:

hi are u good at rational exponenets? good now help me out

Answers

Answer:

Step-by-step explanation:

nth root of a number 'a' is represented by the expression,

[tex]\sqrt[n]{a}[/tex]

In this expression 'n' = Index of of the radical

[tex]\sqrt[4]{16}[/tex] is called the 4th root of 16.

In [tex]\sqrt[4]{16}[/tex], the index is 4 and the radicand is 16.

4th root of 16 can be represented by [tex]\sqrt[4]{16}[/tex]

[tex]\sqrt[4]{16}=(16)^{\frac{1}{4}}[/tex]

       [tex]=(2^{4})^{\frac{1}{4}}[/tex]

       = 2

pls help with this problem

Answers

Answer:

d

Step-by-step explanation:

Answer:

hi its D

Step-by-step explanation:

you are seeing two similar things and each of them are showing 3 parts of 8 parts of the shape so

[tex]2 \times \frac{3}{8} [/tex]

Pls help math trig I missed one day

Answers

21.....................

Pls help me with this question

Answers

Answer:

242

Step-by-step explanation:

3*4/2*2 + 5*8*3 = 242

Write the equation of the line that passes through the points (4,7) and (8,6). Put
your answer in fully reduced point-slope form, unless it is a vertical or horizontal line.

Answers

y=-1/4x+8

First find the slope

Slope= y-y1/x-x1

So (6-7)/(8-4) = -1/4

Now take that slope and use one of the points and plug them into the point slope formula to solve for your y intercept.

Point slope formula: y=mx+b

So 7=-1/4(4)+b OR 6=-1/4(8)+b

Either way you’ll get b=8!

Put em together and you get: y=-1/4x+8

Ps you can double check your answer by plugging in one or both of the points into your equation to see if it works :)



Answer:

y - 7 =  [tex]-\frac{1}{4}[/tex] (x - 4)

Step-by-step explanation:

Find Slope: m = [tex]\frac{y_{2-}y_{1} }{x_{2-}x_{1} }[/tex]

m = [tex]\frac{6-(7)}{8-(4)}[/tex]

m = [tex]\frac{-1}{4}[/tex]

Point Slope Form: y - [tex]y_{1}[/tex] = m ( x - [tex]x_{1}[/tex] )

y - 7 = [tex]-\frac{1}{4}[/tex] (x - 4)

Find the m\angle EFGm∠EFG.

Answers

EFGm is 41 degrees
Explaination: hope it’s correct because I found good sources for the answer :DD


someone please help me

Answers

Answer:

AC should be 42

Step-by-step explanation:

35 divided by 7 is 5 same goes with 56 divided by 8 so 6x7 is 42

the Scale factor should be 7:1

Answer:

Line AC's length is 42

Step-by-step explanation:

35 divided by 5 is 7

56 divided by 8 is 7

42 divided by 6 is 7

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