Answer: 23+9h+h^2
Step-by-step explanation:
f(3+h)=(3+h)^2+3(3+h)+5=
= 3^2+2*3*h+h^2+3*3+3*h+5=
= 9+6h+h^2+9+3h+5=
= 23+9h+h^2
Answer:
0
Cancel out x-y to x^2-Y^2 and you get x+y-x-y which is 0
Answer: i cant see it
