Simplify.

A. 5
B. + 3
C. 14 + 3
D. + 21


Answer: B

Mathematics

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Solve the problem.Midtown Delivery Service delivers packages which cost  per package to deliver. The fixed cost to run the delivery truck is  per day. If the company charges  per package, how many packages must be delivered daily to break even (zero profit)?

A. 12 packages B. 18 packages C. 126 packages D. 14 packages

Mathematics

The torsion of a curve defined by r(t) is given by . Find the torsion of the curve defined by r(t) = cos7ti+sin7tj+4tk.

What will be an ideal response?

Mathematics

Find the exact value of the expression or state that it does not exist.csc 

A.
B.
C. 2
D.

Mathematics

Find the area of the rectangle.  19 cm

A. 722 sq cm B. 361 sq cm C. 76 sq cm D. 356 sq cm

Mathematics