Solve.A 15-ft length of wire is cut into two pieces. The shorter piece is 5 ft shorter than the longer piece. What is the length of the longer piece?
A. 10.5 ft
B. 10 ft
C. 11 ft
D. 12.5 ft
Answer: B
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Use the discriminant to determine the number and type of solutions for the given equation.8 + 4x2 = -6x
A. two imaginary solutions B. one (repeated) real rational solution C. two real irrational solutions D. two real rational solutions
Solve the problem.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 2230 and 3000?
A. Between 1992 and 1999 B. Between 1993 and 1999 C. Between 4 and 11 D. Between 1993 and 2000
Convert the stock price to decimal notation and to decimal notation rounded to the nearest hundredth.The stock price of a pharmaceutical company fell to $34
per share after one of its products was recalled.
A. $34.078125; $34.07 B. $34.078125; $34.08 C. $34.073125; $34.08 D. $34.073125; $34.07
List the like terms of the expression.-16xy + 5xy2 - 9x2y - 7xy2 + xy
A. -16xy and xy are like terms B. -16xy and xy are like terms 5xy2, - 9x2y, and - 7xy2 are like terms C. 5xy2 and - 7xy2 are like terms D. -16xy and xy are like terms 5xy2 and - 7xy2 are like terms