## anonymous 4 years ago what are two numbers ,that are the same, that can be multiplied by them selves that equal 8?

1. anonymous

$\sqrt{8}= ?$

2. anonymous

√8 =2√2 and -√8=-2√2

3. anonymous

like how 10 is 1.161708?

4. anonymous

oh i mean 3.161708

5. anonymous

theres no decimal form?

6. anonymous

nope, √2 is a irrational number, so there is no decimal form

7. anonymous

*an

8. anonymous

oh. that must be why my math teacher told me not to study the square root of 8.

9. anonymous

oh memorize.

10. anonymous

or*.... thanks for helping me!

11. anonymous

np

12. Directrix

Let A and B be the two numbers. A=B AB = 8 B² = 8 B = ± √ (8) = ± 2 √(2) Therefore, A = B = 2 √(2) or A = B = - 2 √(2)