Find the volume of the solid obtained by rotating the region bounded by y=x and x= about the x-axis.

Select the correct answer.

a. 16?

b. 7/2

c.

d. 18/35

e.


c.

Mathematics

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Simplify the expression.64-1/3

A. 4
B.
C.
D. -4

Mathematics

Answer the question.There is a commutative property for both addition and multiplication. Is there a commutative property for subtraction? If so, state the property.

A. Yes. x - y = y - x B. No.

Mathematics

A store manager wants to know the demand y for an energy bar as a function of price x. The daily sales for three different prices of the energy bar are shown in the table. Price, x $0.94 $1.21 $1.55 Demand, y 490305340? ? (i) Use the regression capabilities of a graphing utility to find the least squares regression line for the data.(ii) Use the model to estimate the demand when the price is $1.38. Round your answer to the six decimal places. ?

A. (i) ; (ii) 374.134036
B. (i) ; (ii) -453.157181
C. (i) ; (ii) 542.199365
D. (i) ; (ii) -453.157181
E. none of the above

Mathematics

Solve the equation and check.  

Fill in the blank(s) with the appropriate word(s).

Mathematics