Normally you would only solve by completing the square if a is 1 and b is even. But the answer would be half of b. So half of 9 is 4.5 or 4(1/2).
Answer:
see below
Step-by-step explanation:
Y=x^2
x=-3 -2 -1 0 1 2 3
y=(-3)^2 (-2)^2 (-1)^2 0^2 1^2 2^2 3^2
9 4 1 0 1 4 9
I only could find part of the triangle sorry, but u1 is 2 radical 2
The answer to the percentage loss of an item would be 91 percent