Find the area enclosed by the given curves.y = - 4sin x, y = sin 2x, 0 ? x ? ?
A. 
B. 8
C. 4
D. 16
Answer: B
Mathematics
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Evaluate the second derivative of the function for the given value of x.f(x) = 
, x = 0
A. 1 B. -10 C. -14 D. 0
Mathematics
Write inequalities to describe the solid upper hemisphere of the sphere of radius 3 centered at the origin.
What will be an ideal response?
Mathematics
Find two square roots for the complex number. Write your answer in standard form.
?
What will be an ideal response?
Mathematics
Find the unknown value.56.5% of 4000 is what number?
A. 1740 B. 2260 C. 1760 D. 2000
Mathematics