निम्नलिखित वास्तविक मानों फलनों के प्रान्त एवं परिसर बताएँ|
(i) `f(x) =x` (ii) `f(x) =x^2` (iii) `f(x) =+sqrt(x)`

Let f(x) = sqrt(x) and g(x) = x find (i) (f + g) x (ii) (fg) x

Find the range of the following (i) f(x) = x^(2) (ii) f(x) = x (iii) f(x) = x^(2) + 2 (iv) f(x) = x^(3)

Find the range of the following (i) f(x) = x^(2) (ii) f(x) = x (iii) f(x) = x^(2) + 2 (iv) f(x) = x^(3)

Draw the graphs of the polynomial funcations (i) f (x) = x^(2) (ii) f(x)= 1-x^(2) (iii) f(x) = x^(3) -x

Range (परिसर) of f(x) = (3)/(2-x^(2)) is

The range [ परिसर ] of the function f(x)=(x)/(1+x^(2)) is

Discuss continuity of (i) f(x) = sgn(x^(3)-x) (ii) f(x) = sgn(2 cos x-1) (iii) f(x) = sgn(x^(2)-2x+3)

Find the domain of the following real valued functions: (i) f(x) = sqrt(x^(2)-25) (ii) f(x) = sqrt(x^(2)-3x+2) , (iii) f(x) = (sqrt(2+x) + sqrt(2-x))/x

If f(x)="cos"^(2)x+"sec"^(2)x , then (i) f(x)lt1 (ii) f(x)=1 (iii) 2ltf(x)lt1 (iv) f(x)ge2

If f(x)=2x-5 , then evaluate the following: (i) f(0) (ii) f(7) (iii) f(-3)