Rationalize the denominator.

A.  
B. 17
C. 8 
D.  


Answer: D

Mathematics

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Solve the problem.Let D be the smaller cap cut from a solid ball of radius 9 units by a plane 2 units from the center of the sphere. Set up the triple integral for the volume of D in cylindrical coordinates.

A.
B.
C.
D.

Mathematics

Multiply.(x + 5)(x2 - x + 7)

A. x3 + 4x2 + 2x + 35 B. x3 + 4x2 + 35 C. x3 + 6x2 + 12x + 35 D. x3 + 35

Mathematics

A division of Chapman Corporation manufactures a pager. The weekly fixed cost for the division is $20,000, and the variable cost for producing x pagers/week is   dollars. ?

The company realizes a revenue of      dollars from the sale of  pagers/week.
?Find the level of production that will yield a maximum profit for the manufacturer. (Hint: Use the quadratic formula.)
?

A. 3,209 pagers/week
B. 3,333 pagers/week
C. 2,983 pagers/week
D. 3,283 pagers/week

Mathematics

Use the quadratic function to determine if the function has a maximum or minimum value and then find this maximum or minimum value.f(x) = -x2 - 16x - 67

A. minimum at (3, 0) B. minimum at (0, 8) C. maximum at (- 8, - 3) D. maximum at (3, 8)

Mathematics