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Factor completely 25d^8 -80d^4 +64

User Rimes
by
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1 Answer

5 votes

Answer:

Explanation:

(5d^4 - 8)^2

This is a perfect square.

Note an exponent multiplied by an exponent is the addition of them so

d^4 X d^4 = d^8

or

(d^4)(d^4)=d^8

User Cyram
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