Simplify the expression.cos 
- cot2x cos 
A. -cot x
B. csc x
C. -sin x
D. sin x - csc x
Answer: B
Mathematics
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Graph the function y = g(x), given the graph of y = f(x). g(x) = - 
f(x)
A. 
B. 
C. 
D. 
Mathematics
Find the limit, if it exists.
?
?
A. - 23 B. - 24 C. - 21 D. - 30 E. The limit does not exist
Mathematics
Determine a window that will provide a comprehensive graph of the polynomial function.y = 0.62x3 - 5x2 + 11x + 8
A. [-30, 80] by [-8000, 4000] B. [-50, 100] by [-1000, 6000] C. [-20, 10] by [-3000, 2000] D. [-100, 10] by [-7500, 1000]
Mathematics
Solve.8(t + 4) - 7(t + 5) = 13
A. 10 B. 16 C. -16 D. 21
Mathematics