Simplify the expression. Assume that variables represent nonzero numbers.
2
A. 
B. 
C. 
D. 
Answer: B
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Find the coordinates of the midpoint of the line segment PQ.P(7x, 8), Q(8x, 1)
A. (x, 7)
B. 
C. 
D. (15x, 9)
Solve the problem.One Internet service provider has the following rate schedule for high-speed Internet service:Monthly service charge$18.001st 50 hours of usefreeNext 50 hours of use$0.25/hourOver 100 hours of use$1.00/hourWhat is the charge for 50 hours of high-speed Internet use in one month?What is the charge for 75 hours of high-speed Internet use in one month?What is the charge for 135 hours of high-speed Internet use in one month?
Fill in the blank(s) with the appropriate word(s).
Write the quadratic function in the form y = a(x - h)2 + k.f(x) = x2 + 3x + 1
A. f(x) = (x - 3)3 - 9
B. f(x) = 
2 - 
C. f(x) = 
2 + 
D. f(x) = (x + 3)3 - 9
Write the fraction in simplest form.
A. 
B. 
C. 
D. 