Simplify the expression, using only positive exponents in your answer.
A. 
B. 
C. 
D. 
Answer: A
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Factor out the GCF from the polynomial.12x4 + 17x6
A. 12(x4 + 204)
B. x4(1 + 17x2)
C. x4(12 + 17x2)
D. 12x4
Convert the repeating decimal to a fraction.0.
A. 
B. 
C. 
D. 
Solve the problem.Suppose that the population of a certain town, in thousands, was 105 in 1990 and 141 in 2002. Assume that the population growth can be approximated by a straight line. Find the equation of a line which will estimate the population of the town, in thousands, in any given year since 1990.
A. y = 4.25x + 90 where x is the number of years since 1990 B. y = 3x + 105 where x is the number of years since 1990 C. y = -3x + 177 where x is the number of years since 1990 D. y = 2.5x + 105 where x is the number of years since 1990
Solve.The current in amps I drawn by an appliance in the home can be approximated using the formula I = 
,where P is the power measured in watts and R is the resistance measured in ohms. What is the current I if 
watts and 
(Round to three decimal places, if necessary.)
A. 16.971 amps B. 8.162 amps C. 6.928 amps D. 8.66 amps