Solve.The length of a rectangle is 103 in. and the width is 77 in. Find its perimeter.

A. 7,931 in.
B. 283 in.
C. 180 in.
D. 360 in.


Answer: D

Mathematics

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Write the function in the form y = f(u) and u = g(x). Then find dy/dx as a function of x.y = csc(cot x)

A. y = csc u; u = cot x;  = csc(cot x) cot(cot x) csc2 x
B. y = csc u; u = cot x;  = csc3 x cot x
C. y = cot u; u = csc x;  = csc2(csc x) csc x cot x
D. y = csc u; u = cot x;  = - csc(cot x) cot(cot x)

Mathematics

Verify the integration formula.(sinh 4x) + C

A. Yes B. No

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Solve the linear programming problem.Joe has to take a test which consists of short-answer questions worth 6 points each and essay questions worth 30 points each. He must do at least 9 short-answer questions, but won't have time to do more than 9. He has to answer at least 3 essay questions but can't spend time to do more than 9. If no more than 20 questions can be done, what is his maximum score?

A. 360 B. 240 C. 336 D. 480

Mathematics

Provide an appropriate response.Solve the following quadratic equation:  x2 + 6 = 22

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

Mathematics