MATHEMATICS
58
EXERCISE 2.2
1. Find the zeroes of the following quadratic polynomials and verify the relationship between
(ii) 6x443-7x..'
(vi) 3x - X -4
the zeroes and the coefficients.
(i) x2 - 2x - 8
(ii) 432 – 4s + 1
(iv) 4u² + 8u
(v) 12 - 15
2. Find a quadratic polynomial each with the given numbers as the sum and product of its
zeroes respectively.
1 1
(1) 1-1
-1
(iii) o, 15 (iv) 1,1 (v)
3
4 4
3. Find the quadratic polynomials whose zeros are
3
1
(i) 4 and (ii) 5 and 2
and -1 (iv)
2
3
2
1
(vi) 4,1
(ii) 72,
.
3
and -2
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