jaywsaucey3 jaywsaucey3 10-09-2022 Mathematics contestada 12. Let f(x)= -8x+5. Find f(1/2) 13. Let g(x) = -x^2+5x+2. Find and simplify g(-3) 14. Let f(x) = -5x+6. Find and simplify f(x+3) f(x+3) =