Factor the trinomial.n2 + 4n - 60
A. (n - 60)(n + 1)
B. (n - 10)(n - 6)
C. (n - 10)(n + 6)
D. (n + 10)(n - 6)
Answer: D
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Use the figure below to answer the following question(s).
Which of the graphs has an Euler circuit?
A. Graph 2 only B. Graphs 1 and 3 C. Graph 3 only D. Graph 1 only E. none of these
Use a product-to-sum identity to rewrite the expression.cos 
sin 
A. 0.5
B. 0.5
C. 0.5
D. 0.5
Use properties of logarithms to expand the logarithmic expression as much as possible. Where possible, evaluate logarithmic expressions without using a calculator.log3
A. - 3log3x
B. 9 - 
log3x
C. log3x - 3
D. 
log3x - 3
Solve.Suppose that the sales of a particular brand of appliance satisfy the relationship 
where S(x) represents the number of sales in year x, with x = 0 corresponding to 1990. For what years will sales be between 1960 and 2320?
A. Between 4 and 7 B. Between 1993 and 1996 C. Between 1992 and 1995 D. Between 1993 and 1995