Question

Which of the following are not real numbers, square root of -49, 6cube square root of -64 and 3 cubed square root of -8?

Answer 1

square root of -49

Answer 2

Okay, THANK you. I have another question

Answer 3

ok

Answer 4

square root of -64 and 3 cubed square root of -8
these are also not real numbers.

Answer 5

you can take the cube root of a negative number

Answer 6

I took it to mean: 3^3*sqrt(-8)

Answer 7

no they are tying to say cube root of

Answer 8

Yes it's cube root of.