Question

conjecture values for this limit: lim (x^2-1)/(x+1)
x→-1

Answer 1

lim( as x->-1) {(x^2-1)/(x+1)} = lim( as x-> -1 ) (x+1) [ FACTORISE THE NUMERATOR AND CANCEL OUT THE DENOMINATOR]
=> the limit is (-2)

Answer 2

how did u get -2?