Answer:221
Step-by-step explanation:
Answer:
9/4
The quadratic function can be rearranged to look like this:
x^2-3x-1=0
Now we see that the constant b is equal to -3. Using the hint, we find:
(-3/2)^2=9/4
Hope that helps!
-20 units??
the answer is A
the length of the rectangle is 25
