Evaluate the integral.

A. - csc 7t cot 7- ln +  + C
B.  csc 7cot2 7- ln + C
C. - csc 7t cot 7+ ln + C
D. - csc 7t cot 7- ln + C


Answer: D

Mathematics

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Simplify and write the answer in standard form.

a.
b.
c.
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Solve.The square garden in the figure measures x yards on each side. The garden is to be expanded so that one side (the top of the figure) is increased by 4 yards and the adjacent side (the right side of the figure) is increased by 2 yards. Write a polynomial in descending powers of x that expresses the area of the larger garden. Then use the polynomial to determine the area of the larger garden if the original garden measures 5 yards on a side. 2 yards

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