Question

The equation , where x is a variable, has real roots. Then the interval of p may be any one of the following:

Solution

Correct option is

Discriminant of the given equation  

    

    

SIMILAR QUESTIONS

Q1

The minute hand of a clock is 10 cm long. How far does the tip of the hand move in 20 minutes?

Q2

A rail road curve is to be laid out on a circle. What radius should be used if the track is to change direction by 25o in a distance of 40 metres?

Q3

 

 Find the minimum and maximum values of 

 

Q7

If   is an obtuse angle and  is an acute angle.

Q8

 

, then x + y + z is equal to 

 

Q10

 is equal to