Question

Is this right? http://prntscr.com/7xlc5h

Answer 1

doing it now.

Answer 2

it should be -1 right?

Answer 3

the answer is -1

Answer 4

im a little confused

Answer 5

nope

Answer 6

so anything to the power of 1/2 is like taking the square root, so the square root of 1 is 1, then the - is outside the square root so it is -1

Answer 7

but it says its -1^1/2. so shouldnt the - be inside?

Answer 8

if there were parentheses, yes, but there are none

Answer 9

can you help with one more

Answer 10

http://prntscr.com/7xla6o