A. f(x)=g(x)+h(x)
B. f(x)=g(x)-h(x)
C. f(x)=g(x)h(x)
D. none
The domain of Cos-1(2x-3)+√9-4x2 is
The domain of f(x)=(9-x)Px-4 is
The inverse of f(x)=10x-10-x/ 10x+10-x is
if f(x)=a2x-a-2x/a2x+a-2x, then f(x) is
The domain of √x2-3x+2 is
The range of x2+4y2+9z2-6yz-3xz-2xy is
The domain of √(x-1)(x-2)(x-3) is
The domain of f(x)= log10(√x-4 +√6-x) is
The domain of √1-3x+Cos-1 3x-1/2 is
f={(1, 4), (2,-2), (3,10)} then f/2=