Find an exponential model for the following data set. Round your answer to two decimal places.
 t 0 1 2 3 y 8.07 7.26 6.53 5.88?

A.
B. ?
C. ?
D. ?


Answer: A

Mathematics

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A deck of cards contains 52 cards. These cards consist of four suits - hearts, spades, clubs, and diamonds. Each suit contains one of each of the following: 2, 3, 4, 5, 6, 7, 8, 9, 10, jack, queen, king, and ace. Assume that one card is selected at random from a well-shuffled deck of cards.Find the probability that the card is a red 3.

A.
B.
C.
D.

Mathematics

Perform the indicated operations and simplify the result. Leave the answer in factored form.

A.
B.
C.
D. 1

Mathematics

The graph of the function f is shown below. Match the function g with the correct graph.g(x) = - f(x)

A.

B.

C.

D.

Mathematics

Find the domain of the rational function.f(x) = 

A. all real numbers B. {x|x ? -4, x ? 4, x ? -5} C. {x|x ? -4, x ? 4} D. {x|x ? 0, x ? 16}

Mathematics