Find an equation for the hyperbola described.Vertices at (±4, 0); foci at (±5, 0)
A. 
- 
= 1
B. 
- 
= 1
C. 
- 
= 1
D. 
- 
= 1
Answer: D
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Find the length of the curve.The parabolic segment r = 
, 0 ? ? ? 
A. 
(
- ln(
- 1))
B. 
(
+ ln(
+ 1))
C. 
?
D. 
Solve the problem.Suppose that h is continuous and that 
= 3 and 
Find 
and
.
A. 11; -11 B. -5; 5 C. -11; 11 D. 5; -5
During the construction of an office building, a hammer is accidentally dropped from a height of 784 ft. The distance the hammer falls in t sec is 
. What is the hammer's velocity when it strikes the ground? What is its acceleration?
?
A. ?224 ft/sec; 32 ft/sec2 B. ?32 ft/sec; 32 ft/sec2 C. ?266 ft/sec; 38 ft/sec2 D. ?224 ft/sec; 38 ft/sec2 E. ?266 ft/sec; 32 ft/sec2
Give the equation of the slant asymptote, if any, of the function.f(x) = 
.
A. y = 2x + 1 B. y = 2x C. y = 2x - 1 D. y = 0