English

If one zero of 3x^2 + 8x + k be the reciprocal of the other then k = ?

Advertisements
Advertisements

Question

If one zero of 3x2 + 8x + k be the reciprocal of the other then k = ?

Options

  • 3

  • –3

  • `1/3`

  • `(-1)/3`

MCQ
Advertisements

Solution

3

Explanation:

αβ = 1

⇒ `k/3 = 1`

⇒ k = 3

shaalaa.com
  Is there an error in this question or solution?
Chapter 2: Polynomials - MULTIPLE-CHOICE QUESTIONS (MCQ) [Page 70]

APPEARS IN

R.S. Aggarwal Mathematics [English] Class 10
Chapter 2 Polynomials
MULTIPLE-CHOICE QUESTIONS (MCQ) | Q 17. | Page 70
Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×