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2. If one zero of the …

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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
  • 1 answers

Anjali Anand 11 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

 

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