Which of the following shows the correct notation for “The limit of x^2 - 1 as x approaches 3.

A. lim x^2-1
x->3

B. lim3
x->x^2-1

C. lim(x^2-3)
x->x^2-1

D. lim(x^2-1)
x->3

Thank you

2 answers

D, of course
well if you mean (x^2-1) it is D
but if you really mean (lim x^2) -1
which is what you typed it is A