Question

-2^2=
-2^3=
-2^4=

Answer 1

4, -8, and 16 right?

Answer 2

be careful: (-2)^2 is 4, but -2^2 is -4.
pay attention to your order of operations: PEMDAS

Answer 3

please exuse my dear aunt sally haha:)

Answer 4

This is a tricky problem. In some programming languages, the Unary Minus has higher precedence than Exponentiation, so -4^2 = -16. If you are writing programs, you must be VERY SURE. The safest solution is to use parentheses to clarify meaning.