Which of the following is a one-to-one function?

A. y=[x]

B. f (x) = {5x-1: x (or equal to) - 2

C. y = IxI

D. f (x) = {4:x<0 5:0< (or equal to) x2

I think it's a but i'm really not positive

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One serving of a fruit punch recipe serves 16 people. (number of servings, number of people served.) which of the following lists the ordered pairs for 1,2,3 and 4 servings? f. (1,16) g. (16,1) (2,32) (32,2) (3,48) (48,3) (4,64) (64,4) h. (1,16) i.

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Math words that start with A

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