Write in simplified form and list all restrictions on the domain.f(x) = 
A. f(x) = 
, x ? -2, 2
B. f(x) = 
, x ? -2
C. f(x) = 
, x ? 2
D. f(x) = 
, x ? -2
Answer: C
Mathematics
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Solve the inequality and graph the solution set.12x - 8 < 4x or -2x ? -6
A. 
B. ?
C. 
D. 
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Solve the problem.Consider a population that grows according to the recursive rule PN = 5 × PN-1, with initial population P0 = 6. Which of the following is an explicit description of this population sequence?
A. PN = 5 × 6N-1 B. PN = 5 × 6N C. PN = 6 × 5N-1 D. PN = 6 × 5N E. none of these
Mathematics
Solve.One bag of Alice's favorite cookies contains 394 calories. How many calories are in 5 bags of cookies?
A. 2124 cal B. 1970 cal C. 2000 cal D. 1950 cal
Mathematics
Use the vertex and intercepts to sketch the graph of the quadratic function.f(x) = x2 + 8x + 7
A. 
B. 
C. 
D. 
Mathematics