3 years ago

Is 36,and 64 a perfect square why or why not???

Mathematics

2 answers:

Alja [10]3 years ago

8 0

They are both perfect squares because their roots are whole numbers

6 x 6 = 36

8 x 8 = 64

dlinn [17]3 years ago

3 0

36 is perfect square because 36 = 6*6
64 is perfect square because 64 = 8*8

You might be interested in

1) y=-3x + 4 y = 3x - 2 (1,1)

puteri [66]

Answer:

y=3x-2

Step-by-step explanation:

your question didn't have any instructions so this might not be what you're looking for

set them equal to each other

-3x+4=3x-2

-3x-3x=-2-4

-6x=-6

x=1

plug in x=1

y=3(1)+4 =7

y=3(1)-2 =1

so, when x=1, y=1 in the expression y=3x-2

7 0

3 years ago

Factor completely. a2 + 28 a + 27

solong [7]

I'm guessing you mean a^2? if so then,
a^2+28a+27=
(a+1)(a+27)

6 0

3 years ago

Write an equivalent expression for (x - 11)(x + 9).

vodka [1.7K]

Answer:

x²-2x-99

Step-by-step explanation:

(x-11)(x+9) - foil method

x times x = x squared

x times 9 = 9x

-11 times x = -11x

-11 times 9 = -99

x squared + 9x + 11x + -99

x squared-2x-99

7 0

3 years ago

A volleyball reaches its maximum height of 13 feet, 3 seconds after its served. Which of the following quadratics could model th

julsineya [31]

Only selections B and D give a maximum height of 13 at t=3. However, both of those functions have the height be -5 at t=0, meaning the ball was served from 5 ft below ground. This does not seem like an appropriate model.

We suspect ...
• the "correct" answers are probably B and D
• whoever wrote the problem wasn't paying attention.

8 0

3 years ago

Read 2 more answers

On Sunday, there were 22 inches of snow. The weather finally began to warm up and by Monday afternoon there were 19 inches. Then

sattari [20]

Answer:

22-3d=x

Step-by-step explanation:

where d is the days that it melts and the amount of snow x is the snow that is left.

3 0

2 years ago