Please wait...
1800-212-7858 (Toll Free)
9:00am - 8:00pm IST all days

or

Thanks, You will receive a call shortly.
Customer Support

You are very important to us

For any content/service related issues please contact on this toll free number

022-62211530

Mon to Sat - 11 AM to 8 PM

If one of the zero of the quadratic polynomial 2x2 - 3x + p is 3, find its other zero. Also find the value of p.

Asked by Topperlearning User 4th June 2014, 1:23 PM
Answered by Expert
Answer:

Let f(x) = 2x2 - 3x + p

If f(a) = 0, then it is said that a is a zero of f(x).

Given, 3 is a zero of f(x).

f(3) = 0

2(3)2 - 3(3) + p = 0

18 - 9 + p = 0

p = -9

f(x) = 2x2 - 3x - 9

= 2x2 - 6x + 3x - 9

= 2x(x - 3) + 3(x - 3)

= (x - 3)(2x + 3)

Thus, the other zero of f(x) is .

Answered by Expert 4th June 2014, 3:23 PM
Rate this answer
  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7
  • 8
  • 9
  • 10

You have rated this answer /10

Your answer has been posted successfully!