Question

if one of the root of the quadratic equation (k2+4)x2+2+13x+4xis reciprocal of the other than k​

Answer 1

Answer:

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Step-by-step explanation:

let one zero be α then the other will be 1/α  

clearly, from the above step we can see that the product of the roots is 1 so c/a=1

4k/k²+4=1

4k=k²+4

k²-4k+4=0

(k-2)(k-2)

hence k=2