The quadratic that has the roots x=8 and x=-5 is
x^2-3x-40
Hope this helps you! (:
-Hamilton1757
Answer:
50 i think
Step-by-step explanation:
Well it is b I’m 80% sure
Answer:
The variance of the profile is 0.2179.
Step-by-step explanation:
We are given the following in the question:

Variance of portfolio is given by:


Putting values, we get,

Thus, the variance of the profile is 0.2179.