Which of the following statements is? true?
A. It is possible for the terms of a sequence to alternate in sign.
B. Every term of a sequence must be nonzero.
C. The terms of a sequence can never be fractions.
D. The domain and range values of a sequence must be positive integers.
Ans: A. It is possible for the terms of a sequence to alternate in sign.
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Find the exact function value.tan-1
A. 
B. - 
C. 
D. - 
Complete the ordered pairs. Then graph the equation by plotting the points and drawing a line through them.
?(0, ), (4, ), (-4, )
A. (0, 0), (4, 1), (-4, -1)
B. (0, -1), (4, -2), (-4, 0)
C. (0, -1), (4, 0), (-4, -2)
D. (0, 1), (4, 2), (-4, 0)
Give the coordinates of the vertex and graph the equation in a window that includes the vertex.y = (x + 4)2
A. Vertex: (4, 0)
B. Vertex: (0, -4)
C. Vertex: (-4, 0)
D. Vertex: (0, 4)
Multiply or divide.(-9)(-1)(-3)(6)
A. 27 B. 54 C. -27 D. -162