Simplify.

A. 81
B. 3
C. 9
D. 27


Answer: C

Mathematics

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Consider below the branching tree diagram based on the number per 3000 American adults. LetT = the set of Americans who like classical music R = the set of Republicans who like classical music D = the set of Democrats who like classical music I = the set of Independents who like classical musicDetermine whether the statement is true or false.R ? T

A. True B. False

Mathematics

Find the derivative of the function at the given point in the direction of A.    

A.
B.
C.
D.

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Translate to an equation. Do not solve.17.6 is what percent of 56?

A. 17.6% = z × 56 B. 17.6 = z × 56% C. 17.6 × z = 56 D. 17.6 = z × 56

Mathematics

A 140-foot antenna is on top of a tall building. From a point on the ground, the angle of elevation to the top of the antenna is 27.5°, while the angle of elevation to the bottom of the antenna from the same point is 22.5°. How tall is the building? (Give your answer to the nearest foot.) ? Height of building = __________ ft

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

Mathematics