Determine whether or not the function is one-to-one.f(x) = 3x2 + x
A. No
B. Yes
Answer: A
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Find the standard deviation for the given data. Round your final answer to one more decimal place than that used for the observations.The manager of an electrical supply store measured the diameters of the rolls of wire in the inventory. The diameters of the rolls (in m) are listed below.0.665?0.565?0.422?0.426?0.395?0.407?0.321
A. 0.426 mm B. 1.5457 mm C. 0.1168 mm D. 1.4638 mm
Solve the problem.To solve the rational inequality 
? 2, you can first write the inequality with 0 on one side and the other side expressed as a single fraction. Give the solution.
A. {2} B. (1, 2] C. [-4, 2) D. [1, 2)
Find the equation of the normal line to the indicated curve at the given point.y = 5 - 2x3 at (3, -49)
A. x + 54y + 2649 = 0 B. x - 54y - 2649 = 0 C. x - 54y + 2649 = 0 D. x + 54y - 2649 = 0
Use the information given in the table to solve the problem.The table gives the value of a 1957 Chevy BelAire in #2 condition for selected years.
Use the concept of an average or mean to estimate the value of a 1957 ChevyBelAire in #2 condition in 1983.
A. $ 9199.00 B. $ 9228.13 C. $ 9189.00 D. $ 9169.87