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prove that (4x-2)^2 = 16x^2 - 16x + 4 if x=2

thank you for those who answer :)
10 years ago

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Steve
jeez - just plug in x=2!

(4*2-2)^2 = 6^2 = 36
16*4-16*2+4 = 36
10 years ago

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