Answer:
7.5
Step-by-step explanation:
Answer:
? = -36
Step-by-step explanation:
When you raise an exponent to an exponent, the resulting power is a product of the two exponents.
For this problem, you can solve for the missing value by writing:

Divide both sides by 1/3 to isolate the missing value.

Solve for ?.

Answer:
associative property
Step-by-step explanation:
Grouping like this
a + (b + c) = (a + b) + c
or
a(bc) = (ab)c
is the associative property
The answer is 20.25 since 2/9 is .2 repeating and that to the power of -2 is 20.25