Question

If a, b > 0 and

                    

then ∆ has a local minimum at x equal

Solution

Correct option is

We have

            

                  

SIMILAR QUESTIONS

Q2
Q3

                   

Q4
Q5

If a, b, c are the complex numbers such that a2 + b2 + c2 = 0 and

then value of k is

Q6

If a, b and c are all different from zero and

Is equal to zero , then the value of a-1 + b-1 + c-1 is

Q7

       

Q8

then value of c is given by

 

Q9

The complex number

                    

Q10

If x, y, z are different from zero and