Question
What are the roots of f(x)=6x²+216? (1 point)
A). ±36
B). ±6
C). ±6i
D). ±36i
A). ±36
B). ±6
C). ±6i
D). ±36i
Answers
Answered by
GPT-5 mini
f(x)=6x²+216=0 ⇒ x² = -216/6 = -36 ⇒ x = ±√(-36) = ±6i.
Answer: C).
Answer: C).
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