Solve the problem.The function f(x) = x3 describes the volume of a cube, f(x), in cubic inches, whose length, width, and height each measure x inches. Find the instantaneous rate of change of the volume with respect to x when x = 3 inches.

A. 27 cubic inches per inch
B. 9 cubic inches per inch
C. 27.91 cubic inches per inch
D. 81 cubic inches per inch


Answer: A

Mathematics

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Which of the following uses theoretical probability? ?

A. ?Finding the probability of an outcome when rolling three dice. B. ?Finding the probability of an outcome when tossing a coin and then spinning a spinner. C. ?Theoretical Probability is commonly used in gambling. D. ?Experimental Probability can be used to determine the likelihood of a meteor hitting the Earth. E. ?As the number of trial increases, the probability of an event in an experiment approaches the theoretical probability.

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Find the derivative.y =  + 

A.  + 
B. -  + 
C. -  - 
D. -  - 

Mathematics

Write each whole number in expanded form.80,320

A. 8000 + 30 + 2 B. 80,000 + 300 + 20 C. 8000 + 300 + 2 D. 80,000 + 3000 + 20

Mathematics

Find the asymptotes of the hyperbola. -  = 1

A. y = x and y = - x
B. y = x and y = - x
C. y = x and y = - x
D. y = x and y = - x

Mathematics