Question

Evaluate the limit |y+7|/y+7
lim
y->-7-
??

Answer 1

-1, you have to visualiz the graph to understand it better

Answer 2

yeah

Answer 3

?

Answer 4

i know absolute value

Answer 5

so what is your question?

Answer 6

just evaluate the above limit

Answer 7

it says to evaluate the limit as it approaches -7 from the left, so if you substitute several values, such as -8, -10 and so on, you will always get the same result, no matter what.
The is why the answer is -1

Answer 8

oh ok, i understand it now! thanks