Solve the following equation using the quadratic formula. 12 - &r + 97 = 0
O A
r = -4 + 9i and r = -4 - 9i
B.
r = 4 + 9i and = 4 – 9i
o
c.
I = 8 + 18i and I = 8 – 18i
D.
I = -8 + 18i and r
-8 – 181

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