Select the more reasonable temperature for the item.Room temperature20°C20°F
A. 20°F
B. 20°C
Answer: B
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Solve the linear programming problem.Joe has to take a test which consists of short-answer questions worth 6 points each and essay questions worth 30 points each. He must do at least 9 short-answer questions, but won't have time to do more than 9. He has to answer at least 3 essay questions but can't spend time to do more than 9. If no more than 20 questions can be done, what is his maximum score?
A. 360 B. 240 C. 336 D. 480
Provide an appropriate response.Solve the equation by writing the equation as a function and using a graphing calculator: 3x + 7 = 5x + 2
Fill in the blank(s) with the appropriate word(s).
Multiply.(9x - 1) (x2 - 3x + 1)
A. 9x3 + 28x2 - 12x + 1 B. 9x3 - 28x2 + 12x - 1 C. 9x3 - 27x2 + 9x + 1 D. 9x3 - 26x2 + 6x - 1
Express the graph shown using interval notation. Also express it as an inequality involving x.
A. [-6, -5] -6 ? x ? -5 B. [-6, -5) -6 ? x < -5 C. (-6, -5] -6 < x ? -5 D. (-6, -5) -6 < x < -5