> 数学 >
1.3x^2+7X-6
2.3x^2-11x+6
3.2x^2-3x-20
4.2x^2-7x+6
5.2x^2-5xy+2y^2
因式分解
人气:190 ℃ 时间:2020-05-20 19:43:51
解答
1.3x^2+7X-6
=(3x-2)(x+3)
2.3x^2-11x+6
=(3x-2)(x-3)
3.2x^2-3x-20
=(2x+5)(x-4)
4.2x^2-7x+6
5.2x^2-5xy+2y^2
=(2x-y)(x-2y)
推荐
猜你喜欢
© 2025 79432.Com All Rights Reserved.
电脑版|手机版