Find an expression equivalent to the one given.- 
A. - 
B. - 
C. - 
D. 
Answer: D
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Solve the equation.4x2 = 16
A. 2 B. -2 C. 5 D. ±2
Solve the problem.A person with no more than $1000 to invest plans to place the money in two investments, telecommunications and pharmaceuticals. The telecommunications investment is to be no more than 3 times the pharmaceuticals investment. Write a system of inequalities to describe the situation. Let 
to be invested in telecommunications and 
to be invested in pharmaceuticals.
A. x + y = 1000 x ? 3y x ? 0 y ? 0 B. x + y = 1000 y ? 3x x ? 0 y ? 0 C. x + y ? 1000 x ? 3y x ? 0 y ? 0 D. x + y ? 1000 3x ? y x ? 0 y ? 0
Find the first five terms of the infinite sequence whose nth term is given.an = (-1)n - 1 (
)
A. - 3, 
, 1, - 
, 
B. 3, - 
, 1, - 
, 
C. 3, 
, 1, 
, 
D. - 3, 
, - 1, 
, - 
Express as a single logarithm and, if possible, simplify.log5 10 - log5 z
A. log10 
B. log5 
C. log5 (10 - z)
D. log5 