分解因式喔求完整點1.y²;-9(x+y)²;2.(x+y)²;-16(x-y)²; a²;b²;-0.01 x²;y-2xy²;+y三次方16-(2a+3b)²;(a²;+4)²;-16a²;a²;(a-b)²;-b²;(a+b)²;

分解因式喔求完整點1.y²;-9(x+y)²;2.(x+y)²;-16(x-y)²; a²;b²;-0.01 x²;y-2xy²;+y三次方16-(2a+3b)²;(a²;+4)²;-16a²;a²;(a-b)²;-b²;(a+b)²;

y²;-9(x+y)²;=[y+3(x+y)][(y-3(x+y)]=(3x+4y)(-3x-2y)=-(3x+4y)(3x+2y)(x+y)²;-16(x-y)²;=[x+y+4(x-y)][(x+y-4(x-y)]=(5x-3y)(5y-3x)a²;b²;-0.01=(ab+0.1)(ab-0.1)x ²;y-2xy²…