计算【4(x+y)²-x-y】÷(x+y)
1个回答
原式=[4(x+y)²-(x+y)]÷(x+y)
=(x+y)[4(x+y)-1]÷(x+y)
=4(x+y)-1
=4x+4y-1
相关问题
(y/2x)³÷(y²/4x)² 计算
(X-Y)^8÷(Y-X)^4÷(X-Y)^3=-(X-Y)这个计算结果对吗?
分解因式:(x²+4x+4+y²)÷(x+y+2); 计算;(x²y)²*(xy
计算 [ ( x+y ) ( x-y ) ] ^ 9 ÷ ( y-x )^ 8 ÷ ( -x-y )^9
[(x-y)²-(x+y)(x-y)]÷(-2y),计算,
计算 ①[x(x²y²-xy)-y(x²-x³y)]÷3x²y
计算(x-y)^5×(y-x)^2n-4÷(x-y)^2n-1÷(y-x)(x-y)^2的值
计算(x-y)^7÷(y-x)^6+9-x-y)^3÷(x+y)^2
(x-y{)}{5}÷(y-x{)}{4}+(x+y)³÷(-x-y)² (-3){²}{
计算:(4x^2-y^2)÷4x^2-4xy y^2/2x-y