Factor completely.4t5 - 4t4 - 24t3
A. 4t3(t + 2)(t - 3)
B. 4t3(t - 2)(t + 3)
C. (t - 2)(4t4 + 12)
D. (4t4 + 8)(t - 3)
Answer: A
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Solve the problem. Round to the nearest dollar.Suppose that you earned a bachelor's degree and now you're teaching middle school. The school district offers teachers the opportunity to take a year off to earn a master's degree. To achieve this goal, you deposit $1500 at the end of every three months in an annuity that pays 5.5% compounded quarterly. How much will you have saved at the end of 4 years? Find the interest.
A. $135,732; $111,732 B. $26,641; $2641 C. $32,025; $8025 D. $24,800; $800
At what points is the given function continuous?f(x, y) = 
A. All (x, y) such that x ? y B. All (x, y) such that x ? - y C. All (x, y) ? (0, 0) D. All (x, y)
Graph the step function.f(x) = 
A. 
B. 
C. 
D. 
Solve the linear inequality. Graph the solution set on a number line, and express the solution using interval notation.
x ? 5 + 
x
A. [18, ?)
B. (-?, 18]
C. (18, ?)
D. [-18, ?)