Factor. Check by multiplying.9x + 18
A. 2(x + 9)
B. 9(x + 9)
C. 9(x + 2)
D. 9(x + 18)
Answer: C
Mathematics
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Solve the equation. Express radicals in simplest form.x2 + 4 = 13
A. 6.5 B. ±3 C. ±2 D. 3
Mathematics
Use transformations of graphs to sketch the graphs of y1 and y2. Graph y2 as a dashed curve.y1 = ?x?; y2 = ?x - 5?
A. 
B. 
C. 
D. 
Mathematics
Determine the difference quotient 
(h ? 0) for the function f. Simplify completely.f(x) = 7 - 2x3
A. -2(x2 - xh - h2) B. -21x2 C. -2(3x2 + 3xh + h2) D. -2(3x2 - 3x - h)
Mathematics
Graph the function.f(x) = e3x - 4
A. 
B. 
C. 
D. 
Mathematics