-9 to the 2nd power - (-6) to the 2nd power
So ...
-81 - 36 = -??
http://www.aaastudy.com/sub65_x3.htm
-9^2-(-6)^2= -81-36= ____
To simplify the expression -9^2 - (-6)^2, follow these steps:
Step 1: Evaluate each exponent first:
-9^2 = -9 * -9 = 81
(-6)^2 = -6 * -6 = 36
Step 2: Substitute the calculated values back into the expression:
81 - 36
Step 3: Perform the subtraction:
81 - 36 = 45
So, -9^2 - (-6)^2 is equal to 45.