Find the area enclosed by the given curves.y = - 4sin x, y = sin 2x, 0 ? x ? ?
A. 
B. 4
C. 16
D. 8
Answer: D
Mathematics
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Solve the problem.The Wellspring Company's fleet of trucks get 20, 8, 18, 13, 16, 9, and 21 miles per gallon (mpg). What is the mean miles per gallon for the fleet? Round to the nearest whole number.
A. 16 mpg B. 18 mpg C. 14 mpg D. 15 mpg
Mathematics
Evaluate the expression.
A. - 
B. 
C. 
D. - 
Mathematics
Graph the system of inequalities.2x + y ? 4 x - 1 ? 0
A. 
B. 
C. 
D. 
Mathematics
Multiply.(0.9x2)(0.5x6)
A. 0.45x12 B. 0.45x8 C. -0.45x8 D. -0.45x12
Mathematics