Find the average rate of change of the function over the given interval.  y = , [2, 8]

A. 2
B. 7
C. - 
D.


Answer: D

Mathematics

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Solve the equation.7x3 - 32x2 - 15x = 0

A. = 0 or x = -  or x = 5
B. = 0 or x =  or x = -5
C. = -  or x = 5
D. = 0 or x = -  or x = 5

Mathematics

Solve the problem.At the end of the day, a storekeeper had $1050 in the cash register, counting both the sale of goods and the sales tax of 5%. Find the amount that is the tax. Round to the nearest dollar if necessary.

A. $50 B. $53 C. $55 D. $41

Mathematics

Find the Taylor polynomial of order 3 generated by f at a.f(x) = x3, a = 3

A. 27 + 9(x - 9) + 9(x - 9)2 + (x - 9)3 B. 27 + 27(x - 9) + 9(x -9)2 + (x - 9)3 C. 108 + 27(x - 9) + 6(x - 9)2 + (x - 9)3 D. 6 + 3(x - 9) + (x - 9)2 + (x - 9)3

Mathematics

Evaluate the expression for the given replacement values. Write the answer in simplest form.(x - y)2; x = -  and y = 

A. - 4 B. - 32 C. 32 D. 4

Mathematics