RD Sharma - Mathematics

Book: RD Sharma - Mathematics

Chapter: 2. Polynomials

Subject: Maths - Class 10th

Q. No. 9 of CCE - Formative Assessment

Listen NCERT Audio Books to boost your productivity and retention power by 2X.

9

Write the family of quadratic polynomials having and 1 as its zeros.

Given,


– 1/4 and 1 are the zeros


So,


k[(x + 1/4)(x – 1)]


k[x2 – 1x + 1/4x – 1/4]


f(x) = k[x2 – 3/4 x – 1/4]


Where k is any non-zero real number.


Chapter Exercises

More Exercise Questions

8

The sum and product of the zeros of a quadratic polynomial are and — 3 respectively. What is the quadratic polynomial?