Solve the equation for all complex solutions, giving exact forms in your solution set.x3 + 5x2 + 49x + 245 = 0
A. {-5, -7i, 7i}
B. {-5, 245i, 49i}
C. {-5, -
, -
}
D. {-
, -
, 7i}
Answer: A
Mathematics
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