Find the indicated partial sum for the given sequence.Find the sum of the first 250 odd positive integers.
A. 62,001
B. 62,500
C. 63,001
D. 62,750
Answer: B
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Find the area of the surface generated by revolving the curves about the indicated axis.x = 4 + cos t, y = sin t, 0 ? t ? 2?; y-axis
A. 12?2 B. 4?2 C. 16?2 D. 24?2
Write the function in the form y = f(u) and u = g(x). Then find dy/dx as a function of x.y = cos3 x
A. y = cos u; u = x3; 
= - 3x2 sin(x3)
B. y = u3; u = cos x; 
= 3 cos2 x sin x
C. y = u3; u = cos x; 
= - 3 cos2 x sin x
D. y = cos u; u = x3; 
= - sin(x3)
Rewrite the number as indicated.A certain exotic sports car costs three hundred twelve thousand, three hundred ninety-two dollars. Rewrite the number using digits.
A. 3,203,920 B. 31,232 C. 312,392,000 D. 312,392
Raise to the power or find the root. Assume that all variables represent positive numbers. Write with only positive exponents.
1/3
A. - 
B. 3
C. 
D. -3