2 years ago

If f(x) = x^3 – 2x^2, which expression is equivalent to f(i)?

Mathematics

1 answer:

MrRissso [65]2 years ago

5 0

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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