Question

Which equation describes a relationship such that x = 0 must be excluded from the domain?

y = 2x
y = 2 + x
y = 2 / x
y = x^ 2

Answer 1

y = 2 / x

the answer cant have 0 : )

please rate and thank : )

Answer 2

y = 2 / x
Cannot have x = 0 in its domain because that will cause the denominator to be 0, making the value of y undefined.