39.
The zeros of $f(x) = x^3 - 4x^2 + 6x - 4$ are _____
a. 0, 2
b. 2, 1, -1
c. 2, $i$, $-i$
d. 2, $1 + i$, $1 - i$
e. 2, $-1 + i$, $-1 - i$
40.
Let $f(x) = 8x^3 + kx^2 - 4x - 2$. If $x - 1$ is a factor of $f(x)$, then $k = $ _____
a. -2
b. 0
c. 1
d. 6
e. $x - 1$ cannot be a factor of $f(x)$