Find the area of the specified region.Inside the outer loop and outside the inner loop of the limacon r = 6 cos ? - 3
A. 
(2? - 3
)
B. 9(? + 3
)
C. 
(4? - 3
)
D. 
(4? + 3
)
Answer: B
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Solve the problem.A speedboat moves at a rate of 28 km/hr in still water. How long will it take someone to ride the boat 320 km downstream if the river's current moves at a rate of 4 km/hr?
A. 13 hr B. 10 hr C. 0.1 hr D. 10,240 hr
Find the missing parts of the triangle. Round to the nearest tenth when necessary or to the nearest minute as appropriate.AB = 324 ydAC = 180 ydBC = 169 yd
A. A = 21.1°, B = 11.3°, C = 147.6° B. No triangle satisfies the given conditions. C. A = 22.6°, B = 21.1°, C = 136.3° D. A = 21.1°, B = 22.6°, C = 136.3°
Find the indefinite integral.
?
What will be an ideal response?
Find all cube roots of the complex number. Leave answers in trigonometric form.-125
A. 5 cis 180°, 5 cis 0° B. 5 cis 60°, 5 cis 180°, 5 cis 300° C. 5 cis 120°, 5 cis 180°, 5 cis 300° D. 5 cis 30°, 5 cis 150°, 5 cis 270°