Find the value of x. Assume all angle measures are given in degrees.
A. 12°
B. 8°
C. 10°
D. 15°
Answer: A
Mathematics
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Set up an integral for the length of the curve.y3 + 3y = 3x - 1, 1 ? y ? 2
A. 
B. 
C. 
D. 
Mathematics
Find the center of mass of a thin plate of constant density covering the given region.The region between the x-axis and the curve y = 3csc2 x, 
? x ? 
A. 
= 
, 
= 3
B. 
= 
, 
= 2
C. 
= 
, 
= 4
D. 
= 
, 
= 
Mathematics
Simplify the expression. Use positive exponents. Assume variables represent nonnegative numbers.(-9y)(-2y3)
A. -18y4 B. -11y3 C. 9y - 2y3 D. 18y4
Mathematics
Solve the inequality.
> 
A. x < -7, x > 11 B. - 11 < x < 7 C. -7 < x < 11 D. no values
Mathematics