when `x=3` find the value of `f(x)=2x^(2)-1`

If f'(x) = 1/x + x^2 and f(1)=4/3 then find the value of f(x)

f(x)=3x^4+2x^3-(x^2)/3-x/9+2/(27),\ g(x)=\ x+2/3 find the value of f(x)-g(x).

If f(x)=(x^(3))/(a^(2)-x^(2)) then find the value of f'((a)/(2)) .

If f(x)=x^(3)-(1)/(x^(3)) , then find the value of f(x)+f(-x) .

If f(x)=x^3=x^2+a x+b is divisible by x^2-x , then find the value of f(2)dot

If f(x)=x^3-x^2+a x+b is divisible by x^2-x , then find the value of f(2)dot

"Let "f(x)=((2^(x)+2^(-x))sin x sqrt(tan^(-1)(x^(2)-x+1)))/((7x^(2)+3x+1)^(3)) . Then find the value of f'(0).

If f(x)=|[a-1, 0,a] , [x,a-1,a], [x^2a, x, a]| , using properties of determinants, find the value of f(2x)-f(x) .

A function is defined as f(x)=x^2-3xdot Find the value of f(2)dot Find the value of x for which f(x)=4.

If (x^2+x−2)/(x+3) -1) f(x) then find the value of lim_(x->-1) f(x)