Question

If one zero of the quadratic polynomial p(x) = kx² + 6x - 40 is 4, then the value of 'k' is

1 point

17

2

17/2

23/2

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Answer 1

Step-by-step explanation:

put x=4. k(4)^2+6(4)-40=0 16k+24-40=0 .next 16k-16=0,16k=16 and k=1

Answer 2

Answer:

your answer is in above pic