How do I Evaluate (−9)²

81

Step-by-step explanation:

you evaluate by mutiplying the number with the exponent, which is -9 multiplied by -9, which is 81 because 2 negatives multipled or divided is a positive. hope this helped a bit

81

Step-by-step explanation:

Here, some steps to evaluate (-9)².

Step 1 :- A negative base raised to an even powers equal positive.

Step 2 :- Write exponentiation as multiplicaton.

Step 3 :- Multiply it .

Another way to evaluate ( -9 ) ².

Evaluate by multiply with it's exponent.

When two negative sign combine they formed positive

So, after multiplying we get 81.

2 hours

Step-by-step explanation:

4 + 8 + 11 + 7 = 30

0 0 0 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 2 2 3 3 3 3 3 3 3

cancel from each side until you reach the middle

your answer should be 2