Question

Let abc be non – zero real number such that

               

         

Then the quadratic equation ax2 + bx + c = 0 has

Solution

Correct option is

At least one root in (1, 2)

 

     

 

 

 

 

 

 

 

SIMILAR QUESTIONS

Q1

If x is real, then the maximum value of    

                                                                           

Q2

If both the roots of the equation x2 – 6ax + 2 – 2a + 9a2 = 0 exceed 3, then

Q4

Let α, β be the roots of the equation x2 – ax + b = 0 and An = αn + βn

Q5

Let f (x) = ax2 + bx + cabc Ïµ R. if f (x) takes real values for real values of x and non – real values for non – real values of x, then.

Q6

If α, β, γ are such that α + β + γ = 2, α2 + β2 + γ2 = 6, α3 + β3 + γ3 = 8, then α4 + β4 + γ4 is

Q7

The condition that the equation  has real roots that are the equal in magnitude but opposite in sign is

Q8

If x is real, and 

Q9

Let a > 0, b > 0 and c > 0. Then both the roots of the equation ax2 + bx +c = 0