Question

What is: http://gyazo.com/3734cc86e0f5a5addb6140220a12f421.png A: 3
B: -3
C: 4
D: -4

Answer 1

just substitute the value and evaluate it.. :)

Answer 2

yes,fist -m = -2 and then do it yourself and follow this tule:

\(\sf \Large a ^{-n} = \frac{ 1 }{ a ^{n}}\)

Answer 3

m = 2 and n = -24, right?
Therefore, it will appear like this
\[(-2)^{-3}(-24)\]
Do you now what to do after this?

Answer 4

the ans is 3