The given limit is a derivative, but of what function and at what point?
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A. f(x) = 8x3 at x = 2
B. f(x) = 2x3 at x = 8
C. f(x) = 2x3 at x = -8
D. f(x) = 8x3 at x = -2
Answer: A
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Find the derivative.y = 2 - 3x3
A. -6x2 B. -9x C. -9x2 D. 2 - 9x2
Use l'Hopital's Rule to evaluate the limit.
A. 1
B. 8
C. 
D. ?
Write the fraction or mixed number as a percent. Write the percent using decimals.
A. 0.09% B. 9% C. 90% D. 0.9%
Translate the problem to a system of equations, then solve using matrices.A croissant, a cup of coffee, and a fruit bowl from Kelley's Coffee Cart cost a total of $5.50, and a croissant costs twice as much as a cup of coffee. Kelley posts a notice announcing that, effective next week, the price of a croissant will go up 15% and the price of coffee will go up 15%. After the increase, the total price of the purchase will be $5.84. Find the cost of each item before the increase.
A. A fruit bowl costs $3.25, a croissant costs $1.73, and a cup of coffee costs $0.86. B. A fruit bowl costs $3.25, a croissant costs $1.50, and a cup of coffee costs $0.75. C. A fruit bowl costs $3.25, a croissant costs $0.86, and a cup of coffee costs $1.73. D. The prices cannot be determined from the given information.