Question

3 is a zero of p(x) = 3x3 - x - ax - 45. Find 'a'.​

Answer 1

Answer:

P(x)=3×3-x-ax-45

P(3)=3×3-3-a×3-45

=9-3-3a-45

3a=6-45

=-39

a=-39/3

=-13"

I hope it will help you!!!!

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