The function ` f(x) =x^(2)+bx +c` , where b and c are real constants , decribes -

The function f(x)=x^(2)+bx+c , where b and c are real constants, describes

The function f(x)=x^(2)+bx+c , where b and c real constants, describes

The function f(x)=x^2+bx+c , where b and c real constants , describes

If in the quadratic function f(x)=ax^(2)+bx+c , a and c are both negative constant, which of the following could be the graph of function f?

Let f(x)=a+b|x|+c|x|^(2) , where a,b,c are real constants. The, f'(0) exists if

Let f(x)=a+b|x|+c|x|^(2) , where a,b,c are real constants. The, f'(0) exists if

Let f(x)=a+b|x|+c|x|^(4), where a,b and c are real constants.Then,f(x) is differentiable at x=0, if a=0 (b) b=0( c) c=0(d) none of these

The function f(x) =x^3+ax^2+bx+c,a^2lt=3b has