Solve the problem.A grasshopper is perched on a reed 5 inches above the ground. It hops off the reed and lands on the ground about 5.9 inches away. During its hop, its height is given by the equation 
, where x is the distance in inches from the base of the reed, and h is in inches. How far was the grasshopper from the base of the reed when it was 4.25 inches above the ground? Round to the nearest tenth.
A. 0.6 inches
B. 5.9 inches
C. 4.2 inches
D. 0.4 inches
Answer: C
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Find the exact value under the given conditions.sin ? = - 
, 
< ? < 2?; tan ? = - 
, 
< ? < ?Find cos (? + ?).
A. 
B. - 
C. 
D. - 
Solve the problem.Jim and Tammi climbed to the top of a 21,120-ft mountain. How many miles did they climb?
A. 4 mi B. 8 mi C. 4.5 mi D. 5 mi
Solve the problem.Use the graph of y = x2 - 2x - 2 shown to solve the equation 
A. 0, 2 B. -3 C. 1 D. no real-number solutions
Solve the problem.Determine which rational function R(x) has a graph that crosses the x-axis at -1, touches the x-axis at -4, has vertical asymptotes at x = -2 and x = 3, and has one horizontal asymptote at y = -2.
A. R(x) = 
, x ? -4, -1
B. R(x) = 
, x ? -2, 3
C. R(x) = 
, x ? -2, 3
D. R(x) = 
, x ? 2, -3