Graph the hyperbola.
- 
= 1
A. 
B. 
C. 
D. 
Answer: C
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Graph f as a solid line and f-1 as a dashed line in the same rectangular coordinate space. Use interval notation to give the domain and range of f and f-1.f(x) = 
A. 
f domain = (0, ?); range = (-5, ?)
f-1 domain = (-5, ?); range = (0, ?)
B. 
f domain = (0, ?); range = (5, ?)
f-1 Has no inverse.
C. 
f domain = (0, ?); range = (5, ?)
f-1 domain = (5, ?); range = (0, ?)
D. 
f domain = (0, ?); range = (5, ?)
f-1 domain = (-5, ?); range = (0, ?)
Find the volume of the described solid.The base of a solid is the region between the curve y = 3cos 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. 
?
C. 
?
D. 2?
Solve the problem.If the cost, C(x), for manufacturing x units of a certain product is given by 
, find the number of units manufactured at a cost of $10,500.
A. 50 units B. 100 units C. 90 units D. 60 units
Find the monthly house payment necessary to amortize the following loan. In order to purchase a home, a family borrows $267,000 at 10.8% for 15 yr. What is their monthly payment? Round the answer to the nearest cent.
A. $2403.00 B. $19,108.39 C. $3394.52 D. $3001.27