Write an equation for a function that has a graph with the given transformations.The shape of y = x2 is vertically stretched by a factor of 10, and the resulting graph is reflected across the x-axis.
A. f(x) = (x - 10)2
B. f(x) = - 10x2
C. f(x) = 10(x - 10)2
D. f(x) = 10x2
Answer: B
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State which type of average, the mean, median, or mode, would be most appropriate in the situation described. Explain your thinking.An engineer has designed an elevator and wishes to determine the maximum number of people that will be allowed to ride in the elevator at a time. In order to do this, the engineer needs to know the average weight of the people likely to ride in the elevator. Which type of average would be the most useful?
What will be an ideal response?
Determine whether the equation defines y as a function of x.|x| - y = 5
A. y is a function of x B. y is not a function of x
Write out the first five terms of the sequence.{2n}
A. 1, 4, 9, 16, 25 B. 1, 2, 4, 8, 16 C. 4, 8, 16, 32, 64 D. 2, 4, 8, 16, 32
For the cost function, find the marginal cost at the given production level x. Round your answer to two decimal places.
?
?
A. $9.60 per item B. $9.58 per item C. $10.00 per item D. $9.61 per item E. $10.40 per item