I think the answer is that they are parallel
You must know that : (a-b) ^2 = a^2 - 2ab + b^2 so let a=x and b=2, applying above formula you'll get f(x) = x^2 - 4x +4 + 4 =x^2 - 4x +8 Hope you got it ;-) Revert back if you still face any trouble.
Answer:
20 miles per gallon of gas
Step-by-step explanation:
You will need to divide 50 and 2.5
50/2.5 = 20
Let's check
20 * 2.5 = 50
So we got it right!