Question

please please please solve this question ​

Answer 1

Answer:

4x^2+kx-1

x-3=0

x=3

4(3)^2+k(3)-1=2

4*9+3k-1=2

36+3k-1=2

35+3k=2

3k=2-35

3k=-33

k=-33/3

k=-11

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