Determine all solutions of the equation in radians.Find cos 
, given that sin ? = 
and ? terminates in 0 < ? < 90°.
A. 
B. 
C. 
D. 
Answer: D
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Calculate the arc length of the indicated portion of the curve r(t).r(t) = (3 + 2t2)i + (2t2 - 2)j + (5 - t2)k, 1 ? t ? 2
A. 27 B. 9 C. 45 D. 15
Solve the problem.A small company sells stock for 8
dollars per share. How much will 256 shares cost?
A. 2144 dollars
B. 256 dollars
C. 259 dollars
D. 30
dollars
Write a piecewise function for the given graph.
A. 
B. 
C. 
D. 
Solve the problem.A pair of rabbits are introduced on a small island, and the population grows until the food supply and natural enemies of the rabbits on the island limit the population. If the number of rabbits is 
where t is the number of years after the rabbits are introduced, how long does it take for the rabbit population to reach 100?
A. 7 years B. 11 years C. 9 years D. 10 years