分解因式:4(2p+3q)^2-(3p-q)^2
问题描述:
分解因式:4(2p+3q)^2-(3p-q)^2
RTRTRT
答
4(2p+3q)^2-(3p-q)^2
=[2(2p+3q)-(3p-q)][2(2p+3q)+(3p-q)]
=(4p+6q-3p+q)(4p+6q+3p-q)
=(p+7q)(7p+5q)