Simplify the expression.12x + 12 - 7x - 9
A. -5x + 3
B. 5x + 12 - 9
C. 5x + 3
D. 19x + 21
Answer: C
Mathematics
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A. 
B. 
C. 
D. 
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Determine if the sequence is decreasing or nondecreasing and if it is bounded or unbounded from above.an = 
A. Decreasing; unbounded B. Decreasing; bounded C. Nondecreasing; bounded D. Nondecreasing; unbounded
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Identify whether the equation, when graphed, will be a parabola, circle, ellipse, or hyperbola.y = x2 - 4
A. parabola B. circle C. ellipse D. hyperbola
Mathematics
Solve.log125 x = 
A. 125
B. 25
C. 5
D. 
Mathematics