Determine whether the Fourier series of the given function will include only sine terms, only cosine terms, or both sine terms and cosine terms.f(x) = 5 - x2 -9 ? x < 9
A. both sine and cosine terms
B. only sine terms
C. only cosine terms
Answer: C
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Determine the area of the surface generated when the curve is revolved about the indicated axis.x = 4y3/2 - 
, for 2 ? y ? 7; about the y-axis
A. 
B. 
?
C. 
D. 
?
Solve the equation 
for ?y. Round your answers to two decimal places, if necessary.
?
A. 
or 
B. 
or 
C. 
or 
D. None of the above.
Find the phase shift of the function.y = 5 cos (6x + ?)
A. 5? units to the right
B. 6? units to the right
C. 
units to the left
D. 
units to the left
Solve.A loan officer at a bank has $99,000 to lend and is required to obtain an average return of 
per year. If he can lend at the rate of 
or the rate of 
how much can he lend at the 
rate and still meet his required return?
A. $519,750.00 B. $24,750.00 C. $5500.00 D. $9000.00