SOLUTION: Find each product. (3z^4 - 8)^2

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Question 381660: Find each product.
(3z^4 - 8)^2
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!


Hi,  

Note: x%5Em%2Ax%5En+=+x%5E%28m%2Bn%29+      

finding the product

(3z^4 - 8)^2

(3z^4 - 8)(3z^4 - 8)

Note:SUM of the inner product(-34z^4) and the outer product(-24z^4) = -48z^4

9z^8 - 48z^4 + 64