Use the vertical line test to determine whether or not the graph is a graph of a function.
A. Yes
B. No
Answer: A
Mathematics
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Use the fundamental identities to simplify the expression.
A. 1 B. csc2? C. sec2? D. cot2?
Mathematics
Factor by grouping.x3 - 2x2 + 9x - 18
A. (x2 + 9)(x - 2) B. (x + 9)(x2 - 2x)(x - 2) C. (x2 - 2x) + 9(x - 2) D. x(x2 - 2x + 9) - 18
Mathematics
Find an equation for the graph.
A. y = 2 cos 3x
B. y = 3 cos 
x
C. y = 3 cos 2x
D. y = 2 cos 
x
Mathematics
Factor completely. If a polynomial cannot be factored, say it is prime.6x2 - 11x + 4
A. (2x + 1)(3x + 4) B. (2x - 1)(3x - 4) C. (3x - 1)(2x - 4) D. (x - 1)(6x - 4)
Mathematics