Determine a formula for the exponential function.

A. f(x) = 2 ? ^x
B. f(x) = ? 3^x
C. f(x) = 2 ? 3^{-x - 1}
D. f(x) = 2 ? 3^-x

Answer: C

Mathematics

Provide an appropriate response.Which has more significant digits?

A. 20,050 B. 25,000 C. 20,005 D. 20,500

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Mathematics

Multiply:

16 /98è 3 /-50è a. 48 /148è b. 19 /48è c. 19 /148è d. 48 /48è e. 48 /-32è

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Mathematics

Find the polar coordinates of the point(s) of intersection of the given curves for 0 ? ? < 2?.r = 1, r = 1 + sin ?

A. (0, 0), (0, 1), (?, 1) B. (0, 1), (?, 1) C. (0, 0), (1, 0), (1, ?) D. (1, 0), (1, ?)

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Mathematics

Use a graphing calculator to evaluate the sum. Round to the nearest thousandth.

A. 1.153 B. 1.721 C. 0.586 D. 1.758

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Mathematics