Question

Please can someone HELP me on this.

Match the following items by evaluating the expression for x = -2.

1. x^-2 ___ -1/2
2. x^-1 ___ 4
3. x^0 ___ -2
4. x^1 ___ 1/4
5. x^2 ___ 1

Answer 1

\[\LARGE x^{-2}=\frac{1}{x^2}=\frac{1}{(-2)^2}=?\]

Answer 2

?

Answer 3

?

Answer 4

how about this:
\[\LARGE x^1=(-2)^1=?\]

Answer 5

i kind of asked to match them ...

Answer 6

yes but you have to solve them before matching...

Answer 7

ohh ok

Answer 8

... first one is...
\[\LARGE x^{-2}=\frac{1}{x^2}=\frac{1}{(-2)^2}=\frac14 \]

Answer 9

so the last one
\[\LARGE x^2=(-2)^2=?\]