Ireally don’t know how to do math someone me

Find the value of 1715⋅211.though these numbers aren't quite as nice as the ones from the example or the previous part, the procedure is the same, so this is really no more difficult. give the numerator followed by the denominator, separated by a comma.

Which graph represents the parent function of y=(x+2)(x-2)

Using inductive reasoning, what are the next two number in this set? 2,3/2,4/3,5/4,