Mathematics
Junior High

(1)~(3)を因数分解で解く方法、答えを教えてください

Answers

4X²-16y²=(2X+4y)(2X-4y)

27X²+36X+12=3(9X²+12X+4)
=3(3X+2)²

20X²-125y²=5(4X²-25y²)
=5(2X+5y)(2X-5y)

なすびーの

ありがとうございます!

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