Find the range of the function.


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Mathematics

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Graph the function.y = 2 sec 

A.

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Mathematics

Solve the problem.The expression for finding the area of a square is s2, where s is the length of one side. Evaluate the expression when the length of one side is 9 cm.

A. 729 cm2 B. 81 cm2 C. 9 cm2 D. 18 cm2

Mathematics

Find an approximate value for the integral, using the Parabolic Rule, with n intervals. n = 4 (Round to four decimal places.)

A. 45.5653 B. 18.9855 C. 56.9566 D. 9.4928

Mathematics

Solve.The perimeter of a rectangle is 26 inches. The area of the rectangle is 40 square inches. What are its dimensions?

A. 4 inches by 7 inches B. 5 inches by 8 inches C. 4 inches by 9 inches D. 6 inches by 7 inches

Mathematics