Which statement describes the mapping? y -1 1 0 2 3 - 37 The mapping represents y as a function of x, because each y-value corresponds to exactly one x-valu B The mapping does not represent y as a function of x, because two of the x-values correspond to the y-value. © The mapping represents y as a function of x, because each x-value corresponds to exactly one y-valu 1024

b

step-by-step explanation:

a difference is the result of subtraction. while each of these expressions has subtraction in it, a difference will be the result when subtraction is the last operation applied in the order of operations for the expression. this means subtraction must be outside of the parenthesis. only b has this.

what is

step-by-step explanation:

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