@amistre64 @phi
it would be B right? vertical? i just wanna double check this because i left my book at my school
when y=3, y'=0 so what type of line has a slope of zero?
horizontal
correct, so we have horizontal lines at y=3 it cant be horizontal and vertical, and it cant be something that its not ....
SORRY misread that!
it would be A? horizontal only?
thats what i would pick for it, yes :) A
the answer that it is showing me is 2 only, but why ?
why wouldnt it be horizontal like the other one? because they are both negative, just a different number
when y-2, we are dividing by 0, the slope is undefined numerically what is the only line that has no definable slope?
ohhhh thats why it wold be vertical, makes so much more sense now (:
yep :)
thank you so much again(: clears it up, i got so confused hahaha
youre welcome
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