Find all cube roots of the complex number. Leave answers in trigonometric form.2 + 2i
A. 
cis 20°, 
cis 140°, 
cis 260°
B. 
cis 20°, 
cis 140°, 
cis 260°
C. 
cis 30°, 
cis 150°, 
cis 270°
D. 
cis 20°, 
cis 140°, 
cis 260°
Answer: D
Mathematics
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Find the extreme values of the function and where they occur.y = x3 - 3x2 + 4x - 4
A. None B. Absolute maximum is 0 at x = 1. C. Absolute minimum is 0 at x = -1. D. Absolute maximum is 0 at x = 2.
Mathematics
Perform the operations.
A. 0.0004767 B. 0.004767 C. 476.7 D. 4767
Mathematics
Determine whether the function satisfies the hypotheses of the Mean Value Theorem for the given interval.f(x) = x1/3,
A. No B. Yes
Mathematics
Find the amount of each payment needed to accumulate the indicated amount in a sinking fund. Round to the nearest cent.
$8,900, money earns 12% compounded monthly, 3 years
A. $206.57 B. $18.33 C. $2,637.52 D. $2,937.18
Mathematics