化简:a^2+3a+2/a^2+6a+5=()/a+5

来源:学生作业帮助网 编辑:六六作业网 时间:2024/05/15 04:47:16
化简:a^2+3a+2/a^2+6a+5=()/a+5化简:a^2+3a+2/a^2+6a+5=()/a+5化简:a^2+3a+2/a^2+6a+5=()/a+5a^2+3a+2/a^2+6a+5=(

化简:a^2+3a+2/a^2+6a+5=()/a+5
化简:a^2+3a+2/a^2+6a+5=()/a+5

化简:a^2+3a+2/a^2+6a+5=()/a+5
a^2+3a+2/a^2+6a+5
=(a+2)(a+1)/(a+1)(a+5)
=(a+2)/(a+5)

(a^2+3a+2)/(a^2+6a+5)
=(a+1)(a+2)/(a+1)(a+5)
=(a+2)/(a+5)

化简:
a^2+3a+2/a^2+6a+5
=(a+2)/(a+5)

a^2+3a+2/a^2+6a+5
=[(a+2)(a+1)]/[(a+1)(a+5)]
=(a+2)/(a+5)