" 3.If "f(x)=x^(2)+2x+7," find "f'(3)

If f(x) =x^3+7x^2+8x-9 , find f'(4).

If f(x)= x^(2 )+ 2x + 3 then find f(1), f(2), f(3)

If f(x)=x^(2)-5x+7 , find f(A) where A=[{:(3,1),(-1,2):}]

If f(x)=3x^2-5x+7 , then find f(x-1)

(i) If f(x) = 3x^(4)- 5x^(2) + 7, " find " f(x-1) (ii) If f(x) = x^(2) - 3x + 4 , then find the values of x satisfying f(x) = f(2x+1)

If f:RrarrR defined by f(x)=x^(2)-2x+3 , then find f(f(x)) .

If f(x) =3x^4-5x^2+7 , find f(x-1).