Factor out the greatest common factor.4x2 - 8x
A. 4x(x - 2)
B. 4(x2 - 2x)
C. 4x(x + 2)
D. 8x(x - 2)
Answer: A
Mathematics
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Solve the problem.In September 1998 the population of the country of West Goma in millions was modeled by 
At the same time the population of East Goma in millions was modeled by 
In both formulas x is the year, where 
corresponds to September 1998. Assuming these trends continue, estimate the year when the population of West Goma will equal the population of East Goma.
A. 2016 B. 21 C. 2019 D. 1977
Mathematics
Divide. Leave your answer in exponent form. Assume that all variables in any denominator are nonzero.
A. a7 B. 8 C. a9 D. a8 - a
Mathematics
Graph using a graphing calculator.
- 
= 1
A. 
B. 
C. 
D. 
Mathematics
Locate any intercepts of the function.
A. (0, 0), (1, 0) B. (0, 0), (0, 1) C. (0, 0) D. none
Mathematics