解不等式2x^2+(5+2a)x+5a
问题描述:
解不等式2x^2+(5+2a)x+5a
答
2x^2+(5+2a)x+5a
=(x+1)(2x+5a)
解不等式2x^2+(5+2a)x+5a
2x^2+(5+2a)x+5a
=(x+1)(2x+5a)