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2. If one zero of the polynomials (3x2+ 8x + k) is the reciprocal of the other, then value of k is

Posted by Percy . 2 years, 5 months ago

CBSE > Class 10 > Mathematics

1 answers

Anjali Anand 2 years, 5 months ago

3x²+ 8x +k

let a and b are zeroes then b = 1/a (given)

product of zeroes = constant/ coefficient of x² = k/3

a x b = a x 1/a = 1

so k/3 = 1

so k =3

0Thank You

ANSWER

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