Decide whether the relation is a function.{(-4, 8), (-3, -3), (2, 4), (5, 5)}
A. Function
B. Not a function
Answer: A
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Determine all critical points for the function.f(x) = x3 - 12x + 3
A. x = -2, x = 0, and x = 2 B. x = -2 and x = 2 C. x = 2 D. x = -2
Use the five-step strategy for solving word problems to find the number or numbers described in the following exercise.When four times a number is added to 8 times the number, the result is 60. What is the number?
A. 0.6 B. -7.5 C. 7.5 D. 5
In electronics the unit of watts is found by multiplying the current, in amperes, by the voltage, in volts. Find the power of a circuit with a current of 0.00125 amperes and a voltage of 1.438 volts. Round to the proper degree of accuracy.
What will be an ideal response?
Find the missing quantities by first computing the markup on one base and then computing the markup on the other. Round rates to the nearest tenth of a percent and dollar amounts to the nearest cent.
A. Cost = $53.02 Selling price = $144.91 % Markup on selling price = 63.4% B. Cost = $53.02 Selling price = $144.91 % Markup on selling price = 36.6% C. Cost = $159.25 Selling price = $251.14 % Markup on selling price = 36.6% D. Cost = $159.18 Selling price = $251.07 % Markup on selling price = 63.4%