Solve the polynomial equation by using the root method.
x3 + 4 = 0
A. 2
B. 2, 0
C. -2
D. 2, -2
Answer: C
Mathematics
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Write the expression in the standard form a + bi.(6 + 3i)2
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A. {8} B. {258} C. {-8, 8} D. {-9, 9}
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