(Y+1)(Y+3)-15因式分解,
问题描述:
(Y+1)(Y+3)-15因式分解,
答
(Y+1)(Y+3)-15
=y²+4y-12
=(y+6)(y-2)
(Y+1)(Y+3)-15因式分解,
(Y+1)(Y+3)-15
=y²+4y-12
=(y+6)(y-2)