If f(x) = x^3 – 2x^2, which expression is equivalent to f(i)?
1 answer:
Answer:
2 - i
Step-by-step explanation:
If i in the expression f(i) is an imaginary number, then
f(i) = i^3 - 2 i^2 = -i - 2*(-1) = 2 - i
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