Find if possible, (f∘g)(−2)f(x)=2x+1),g(x)=x2
Let f(x)=x2 and g(x)=2x+1 be two real functions. Find (f + g), (f - g) (x), (fg) (x) and (fg)(x)
If f(x)=x2 and g(x)=2x+1 are two real function. Find f+g(x)