Use a calculator (in radian mode) to evaluate the given expression.sin-1 (-0.4848)
A. -0.4660
B. -0.5061
C. -28.9994
D. 2.0769
Answer: B
Mathematics
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Find the area of the specified region.Inside the lemniscate r2 = a2 sin 2?, a > 0
A. ?a2
B. 
C. 0
D. a2
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Use DeMorgan's laws or a truth table to determine whether the two statements are equivalent.p ? (q ? r), ~p ? (q ? r)
A. Equivalent B. Not equivalent
Mathematics
Factor.500x3 + 4y3
A. 4(5x + y)(25x2 - 5xy + y2) B. (5x - 4y)(100x2 + 5y + y2) C. 4(5x - y)(25x2 + 5xy + y2) D. 4(5x - y)(25x2 + y2)
Mathematics
Solve the problem.Find the velocity function v(t) if s(t) = 3t3 + 3t2 + 9t - 5.
A. v(t) = 18t2 + 6 B. v(t) = 9t2 + 9t + 6 C. v(t) = 9t2 + 6t + 9 D. v(t) = 18t2 + 9t
Mathematics