piersonellis piersonellis 12-02-2021 Mathematics contestada 50 POINTS 1. Find f(5) f(x)=x^2-10x+15 2. Find g(x)+f(x) f(x)=-4x+12 g(x)=3x+5 3. Find f(x)-g(x) f(x)=-4x+12 g(x)=3x+5