Solve the inequality and graph the solution.-5(4a - 1) < -25a + 45
A. (-?, 8)
B. (-?, -25)
C. (8, ?)
D. (-25, ?)
Answer: A
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Write the partial fraction decomposition of the rational expression.
A. +
B. +
C. +
D. +
Solve the problem.You have 120 feet of fencing to enclose a rectangular plot that borders on a river. If you do not fence the side along the river, find the length and width of the plot that will maximize the area.
A. length: 60 feet, width: 30 feet B. length: 90 feet, width: 30 feet C. length: 30 feet, width: 30 feet D. length: 60 feet, width: 60 feet
A sum of $2170 is invested at 11% interest. If A(t) is the amount of the investment at time t for the case of continuous compounding, write a differential equation and an initial condition satisfied by A(t).
What will be an ideal response?
Write as a percent.
A. 56.25% B. 0.5625% C. 177.7778% D. 5.625%