SOLUTION: a4-b4 a to the power of 4 minus b to the power of 4

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Question 436578: a4-b4 a to the power of 4 minus b to the power of 4

Answer by nerdybill(7384)   (Show Source): You can put this solution on YOUR website!
Think: "difference of squares"
.

can be rewritten as:

which factors out as:

but, you're still not done. The term on the left is another "difference of squares":


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