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please i need help with math

Please I Need Help With Math class=

Sagot :

answer:

yes this is a function because each x value is paired with excalty one y

Step-by-step explanation:

A WAY easier (and faster), way to know if it is a function is to see if there are two of the same x-intercept (which make a vertical line). If there is, then it is NOT a function.

( x = input y = output)