square roots and cube roots mathematica how to do 9th grade algebra limit infinity calculator converting decimal into fraction on TI-30XA calculator completing the square worksheet pre algebra number pattern worksheets simplifying square roots with exponents worksheets on positive and negative in...
but when x=3 the numerator also =0 and you get 0/0 which is undefined to see what's going on at x=3, graph the fraction with a graphing calculator. It shows 2 solutions -3 and +3 but no -7, but these "solutions" are x intercepts not vertical asymptotes the x-3 factor in bot...