1/(6X-4Y)-1/(6X+4Y)+3X/(4Y^2-9X^2)=
1个回答
(6X+4Y)/(36X2-16Y2)-(6X-4Y)/(36X2-16Y2)=2Y/(9X2-4Y2)
再+3X/(4Y^2-9X^2)
=(2Y-3X)/(4Y^2-9X^2)=2Y+3X
相关问题
1.计算1/6x-4y +1/6x+4y — 3x/4y^2-9x^2
(1/6x-4y )+ (1/6x-4y )+ (4y/4y^2-9x^2)要过程
1.(x+4)(x-7)+10 2.1-6xy^3+9x^2y^6 3.(9x^2-4y^2)-(3x+2y) 4.(m
若x+2y=1,2x-3y=2,则2x+4y-6/2+6x-9y/4=?
(7x-2y)(3x-2y-1)-(4x+3y)(9x+6y)
分式的加减(1/6x-4y )+ (1/6x-4y )+ (4y/4y^2-9x^2)
【4】(-2x+3y)(-2x-3y) 【5】(-1/4x-2y)(-1/4x+2y) 【6】x^2+(y-x)(y+x
4xy+1-4x^2-y^2= x^6-y^6-2x^3+1= x^4+64= x^3-4xy^2-2x^2y+8y^3
x∧6-4x∧4y∧2+6x∧3y∧3-4x∧2y∧4+y∧6因式分解