Question

decide whether the expression is positive, negative or 0.

(-2) ^5power

Answer 1

\[-2^{5}\]

Answer 2

=(-2)(-2)(-2)(-2)(-2) .... correct?

Answer 3

32

Answer 4

(-2)(-2) = 4 , agreed?

Answer 5

agreed

Answer 6

that leaves 3 more -2's
so (-2)(-2) = 4 again
so now we have (4)(4) = 16, agreed?

Answer 7

agreed

Answer 8

so we have 1 (-2) left
(-2)(32)=?

Answer 9

You can also remember that:
1) any negative number raised to an odd power will always be odd
2) any number (negative or positive) raised to an even power will always be positive.

Answer 10

-64