Add or subtract as indicated.(10x + 1) - (5x - 4)
A. 5x - 3
B. 5x + 5
C. 15x - 3
D. 15x + 5
Answer: B
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Solve the problem.Does the graph of the function y = 4x + 8 sin x have any horizontal tangents in the interval 
If so, where?
A. Yes, at x = 
, x = 
B. Yes, at x = 
C. Yes, at x = 
, x = 
D. No
For the given rectangular equation, give its equivalent polar equation.10x - y = 3
A. r = 
B. r = 
C. r = 
D. r = 
Suppose ?C and ?D are corresponding angles of congruent triangles with ?C opposite AB and ?D opposite EF. If AB = 16 and EF = 10 - x, determine x.
Use the Leading Coefficient Test to determine the end behavior of the polynomial function. Then use this end behavior to match the function with its graph.f(x) = -8x3 - 3x2 + 4x + 3
A. rises to the left and falls to the right
B. falls to the left and rises to the right
C. rises to the left and rises to the right
D. falls to the left and falls to the right