Question

4- sum of the zeroes of the polynomial p(x)=x²-kx + 9
is 7 . Find the value of k​

Answer 1

Answer:

7

Step-by-step explanation:

let sum of zeroes be α and β.

α+β = -b/a = k

given, sum of zeroes is 7

therefore, α+b = k = 7

K=7

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