Question

If one zero of the quadratic polinomial 2(x)2+kx-15 is 3 then find the value of k

Answer 1

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

put x=3 in the polynomial 2x^2 + kx-15

2×3×3 + 3k -15=0

18+3k-15=0

3k=-3

k=-1 Ans