If (3)/(2) + (7)/(2)i is a solution of t...

If `(3)/(2) + (7)/(2)i` is a solution of the equation `a x^(2) - 6x + b = 0`,
where a and b are real numbers, then find a+b

A

10

B

22

C

30

D

31

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The correct Answer is:

D

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