Plot the point whose polar coordinates are given.(-2, 5?/4)
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Solve the initial value problem.t
+ 6y = t3; t > 0, y(2) = 1
A. y = 
+ 
t-6, t > 0
B. y = 
+ 
t-6, t > 0
C. y = 
+ 
t-6, t > 0
D. y = 
- 
t-6, t > 0
Mathematics
Estimate the value as a whole number or as a mixed numeral where the fractional part is 
.17
A. 17
B. 17
C. 18
D. 18
Mathematics
Write the function in the form y = f(u) and u = g(x). Then find dy/dx as a function of x.y = cos4 x
A. y = cos u; u = x4; 
= - 4x3 sin(x4)
B. y = u4; u = cos x; 
= - 4 cos3 x sin x
C. y = u4; u = cos x; 
= 4 cos3 x sin x
D. y = cos u; u = x4; 
= - sin(x4)
Mathematics
Find the area of the surface generated by revolving the curve about the indicated axis. y = 
, 3/2 ? x ? 9/2; x-axis
A. 
?
B. 
?
C. 
?
D. 
?
Mathematics