若(2x-1)^5=ax^5+bx^4+cx^3+dx^2+ex+f,求b+d+f的值
若(2x-1)^5=ax^5+bx^4+cx^3+dx^2+ex+f,求b+d+f的值
已知等式(3x+1)^5=ax^5+bx^4+cx^3+dx^2+ex+f,求代数式a-b+c-d+e-f的值
已知等式(3x+1)^5=ax^5+bx^4+cx^3+dx^2+ex+f,求代数式-a+b-c+d-e+f的值
(x+1)^5=ax^5+bx^4+cx^3+dx^2+ex+f 求b+c+d+e
已知等式(2x-1)^5=ax^5+bx^4+cx^3+dx^2+ex+f,求代数式a+b+c+d+e+f的值.
若(2x+1)^5=ax^5+bx^4+cx^3+dx^2+ex+f,则a-b+c-d+e-f的值=
若(3x+1)^5=ax^5+bx^5+cx^3+dx^2+ex+f,则a-b+c-d+e-f的值是
已知(2x-1)^5=ax^5+bx^4+cx^3+dx^2+ex+f是关于x的恒等式,求 b+d+f=?
(x+1)^5=ax^5+bx^4+cx^3+dX^2+ex+f,求a+b+c+d+e+f,b+c+d+e,a+c+e
(2x-1)^5=ax^5+bx^4+cx^3+dx^2+ex+f 求a=?b=?c=?d=?e=?f=?
(3x+1)^5=ax^5+bx^4+cx^3+dx^2+ex+f,求a-b+c-d+e-f
(3x+1)^5=ax^5+bx^4+cx^3+dx^2+ex+f,求b+d+f,杨辉三角