Solve the problem.The distance d in miles that can be seen on the surface of the ocean is given by 
where h is the height in feet above the surface. How high (to the nearest foot) would a platform have to be to see a distance of 18.5 miles?
A. 445 ft
B. 342 ft
C. 203 ft
D. 142 ft
Answer: C
Mathematics
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Find the nth term an of the geometric sequence.1.4, -0.84, 0.504, -0.3024, . . .
A. an = -1.4(0.06)n B. an = 1.4(-0.6)n C. an = -1.4(0.6)n-1 D. an = 1.4(-0.6)n-1
Mathematics
The graph of the given function is drawn with a solid line. The graph of a function, g(x), transformed from this one is drawn with a dashed line. Find a formula for g(x).f(x) = 
A. g(x) = 
- 2
B. g(x) = 
C. g(x) = 
D. g(x) = 2x3
Mathematics
Simplify.42 - (-7)
A. 10 B. 22 C. 9 D. 23
Mathematics
Solve the problem.The height of an object dropped from a tall building is given by the table, where t is the elapsed time in seconds and h is the height in feet.
If the height is modeled by h(t) = h0- 16t2, find h0.
A. 900 ft B. 1350 ft C. 1800 ft D. 450 ft
Mathematics