Find all complex roots. Write the answer in polar form, with 0 ? ? ? 360°.Cube roots of 2 + 2i
A. (cos 20° + i sin 20°),
(cos 140° + i sin 140°),
(cos 260° + i sin 260°)
B. (cos 30° + i sin 30°),
(cos 150° + i sin 150°),
(cos 270° + i sin 270°)
C. (cos 20° + i sin 20°),
(cos 140° + i sin 140°),
(cos 260° + i sin 260°)
D. (cos 20° + i sin 20°),
(cos 140° + i sin 140°),
(cos 260° + i sin 260°)
Answer: C
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Complete the following table, which is generated from the linear function . Round your answer to two decimal places, if necessary.
x y 11.97 12.72 13.59 16.19
What will be an ideal response?
Find the equation of the hyperbola.Vertices at (0, 6) and (0, -6), foci at (0, 9) and (0, -9)
A. -
= 1
B. -
= 1
C. -
= 1
D. -
= 1
Find the interest and maturity value for the loan. Round to the nearest cent.$3177 at 12% for 11 months
A. $352.41; $3529.41 B. $381.24; $3558.24 C. $317.70; $3494.70 D. $349.47; $3526.47
Solve the mixture problem.A merchant has coffee worth $3 a pound that she wishes to mix with 60 pounds of coffee worth $7 a pound to get a mixture worth $6 a pound. How many pounds of the $3 coffee should be used?
A. 20 lb B. 40 lb C. 80 lb D. 10 lb