HELPPP DUE IN 10 MINS

What is the vertical asymptotes of the function f(x)=x-2/x*2-3x-4

Given that de, df, and ef are midsegments of △abc, and de=3.2 feet, ef=4 feet, and df=2.4 feet, the perimeter of △abc is .

Bring the fraction a/a-4 to a denominator of 16-a^2