(mathematics) continue from here...?

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4c^2 - 8cd + 4d^2
= 4c^2 - 4cd - 4cd + 4d^2
= 4c(c - d) - 4d(c - d)
=

2007-09-15 04:53:10 · 3 answers · asked by Anonymous in Science & Mathematics ➔ Mathematics

(4c-4d)(c-d)=
4(c-d)(c-d)=
4(c-d)^2

2007-09-15 05:02:34 · answer #1 · answered by Theta40 7 · 0⤊ 0⤋

= 4c^2 - 8cd + 4d^2
= 4 (c^2 - 2cd + d^2)
= 4 ( c - d)^2

2007-09-15 11:59:27 · answer #2 · answered by Demiurge42 7 · 0⤊ 0⤋

= (4c - 4d)(c-d)

= 4(c-d)(c-d)

= 4(c-d)^2.

.

2007-09-15 11:59:36 · answer #3 · answered by Anonymous · 0⤊ 0⤋