Choose the graph that represents the given function without using a graphing utility.f(x) = 
A. 
B. 
C. 
D. 
Answer: D
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Factor the trinomial.
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?
A. 
B. 
C. 
D. 
E. 
The running speed s, in meters per second, for certain dinosaurs can be determined from the hip height h, in meters. The relationship is
.
A. Make a graph of speed versus hip height. Include hip heights from 0.5 to 5 meters.B. What happens to speed as hip height increases?C. Among these dinosaurs, does speed change more rapidly for smaller hip heights or for larger hip heights?
What will be an ideal response?
Using a parametric graph of the unit circle, find the function value.cos 
A. -0.4142 B. -0.3827 C. 0.9239 D. -2.4142
Solve the below equation
3 ÄÄÄÄÄ - b = 3 a + 2 a. a = -(b + 3)/3(b + 1) b. a = -(2b + 3)/(b + 3) c. a = 1/(3(b + 1)) d. a = (2b - 6)/3b e. a = (6b + 1)/(3b + 4)