Find a function of the form f(x) = C ? bx, where b > 0, that is represented by the graph. 

A. f(x) = 2 ? 0.8x
B. f(x) = 2 ? 1.2x
C. f(x) = 2 ? 1.4x
D. f(x) = 2.88 ? 1.2x


Answer: B

Mathematics

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If the legs of a right triangle are both n centimeters, then the length of the hypotenuse is

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