SOLUTION: Can someone help me solve this problem? I need to multiply: -9 in the power of 2 - (-6) in the power of 2 Thanks, Lyn

Algebra ->  Distributive-associative-commutative-properties -> SOLUTION: Can someone help me solve this problem? I need to multiply: -9 in the power of 2 - (-6) in the power of 2 Thanks, Lyn      Log On


   

Question 43244: Can someone help me solve this problem?
I need to multiply:
-9 in the power of 2 - (-6) in the power of 2
Thanks,
Lyn
Answer by fractalier(6550) About Me  (Show Source):
You can put this solution on YOUR website!
Okay we have
(-9)^2 - (-6)^2
we do the exponents before subtracting, giving us
81 - 36 =
45