Practice problem
Let f(x)=3x2+4x+1f(x)=3x^2+4x+1f(x)=3x2+4x+1 and g(x)=−x2+2x−1g(x)=-x^2+2x-1g(x)=−x2+2x−1. How would you write the function h(x)=f(x)+g(x)h(x)=f(x)+g(x)h(x)=f(x)+g(x) in standard form?
2x2+6x+12x^2+6x+12x2+6x+1
3x2+4x+13x^2+4x+13x2+4x+1
4x2+2x+24x^2+2x+24x2+2x+2
2x2+6x2x^2+6x2x2+6x
Type a concept, like “slope” or “photosynthesis”.
