100(X一3)十10(X一1)十X十100X十10(X一1)十(X一3)=787怎么解
(x十3)(x一3)十8>(x十5)(x一1)解不等式
(1)(X一3)(X一2)十18=(X十9)(X十1) (2)(3X十4)(3X一4)<9(X一2
分解因式(x十1)(x十2)(x十3)(x十6)一3x'2;3x(3x一2)一a(a十2)
5(x十20)一3(x十7)=100怎样解方程
(x的次方一X十4)X一(X一1)(x的次方十2)=x十7
解方程:(x一3)(x十1)=x(2x十3)一(x的平方十1)
(X十2)(X一13)一16=(X十3)( )
(Y一6)x(X十3)=(Y十4)x(X一1),谁能告诉我这是什么方程,该怎么解,
计算:6x2一(2x一1)(3x一2)十(x十2)(x一2)一x(x十7)这题怎么做?
a,b为常数,f(X)=X^2十4X十3,f(aX十b)=X^2十10X十24,则5a一b=?
1/(x^2一4x十3)十1/(x^2一8x十15)十1/(x^2-12x十35)十1/(x^2一16x十63)=
计算:/3一x/十/x一1/(x>5)