Class 10, Maths, Chapter 2, Exercise 2.2, Solutions
Q.1. Find the zeroes of the following quadratic polynomials and verify the relationship between the zeroes and the coefficients.
(i) x2 – 2x – 8
(ii) 4s2 – 4s + 1
(iii) 6x2 – 3 – 7x
(iv) 4u2 + 8u
(v) t2 – 15
(vi) 3x2 – x – 4
Ans:
Q.2. Find a quadratic polynomial each with the given numbers as the sum and product of its zeroes respectively.
(i) $\frac{1}{4}$, -1
(ii) $\sqrt{2},\frac{1}{3}$
(iii) 0, $\sqrt{5}$
(iv) 1, 1
(v) – $\frac{1}{4}$, $\frac{1}{4}$
(vi) 4, 1
Ans:
