f(x)=x²+7 g(x)=3x+2 1. f(2)+g(-3) 2. f(-1)+g(-4) 3. f(½)-g(13) 4. f(2)•g(3) 5. f(2)/g(-2) 6. f(5)+f(3)/g(1) help me to solve plss with solution​