Find the volume of the described solid.The base of a solid is the region between the curve y = 6cos x and the x-axis from x = 0 to x = ?/2. The cross sections perpendicular to the x-axis are isosceles right triangles with one leg on the base of the solid.
A. 
?
B. 3?
C. 
?
D. 9?
Answer: C
Mathematics
You might also like to view...
Determine if the series defined by the formula converges or diverges.a1 = 
, an+1 = (an)n+1
A. Converges B. Diverges
Mathematics
Estimate the sum or difference by first rounding to the nearest ten.64
A. 160 B. 158 C. 200 D. 150
Mathematics
Factor out the greatest common factor.5x(3x + 2) + 6(3x + 2)
A. (15x - 6)(x - 2) B. (5x + 6)(3x + 2) C. (15x + 6)(x + 2) D. (5x - 6)(3x - 2)
Mathematics
Solve the problem.Find the equation of the parabola 
that passes through the points (-2, 4), (0, -4), and (3, 2).
A. y = - 
x2 + 
x - 7
B. y = 
x2 - 
x - 4
C. y = 
x2 - 
x - 
D. y = - 
x2 + 
x - 4
Mathematics