for the function f defind by f(x)= 7x over x^2+1 find the following values. a. f(-3) b. f(-x) c. -f(x) d. f(x+h)=…
for the function f defind by f(x)= 7x over x^2+1 find the following values. a. f(-3) b. f(-x) c. -f(x) d. f(x+h)= simplify your answers and show your work.