4 and 15. You can guess and check or use algebra.
Answer:
II (THE Second one )
Step-by-step explanation:
Because when you substitute X by (-2)
you will get :
y=(-2)^2 - 6(-2) - 16 = Zero
So, -2 is not including in the interval .
Answer:
2.5
Step-by-step explanation:
because you can tell by the numbers and how close they are then u have to divide
U+xy
On replacing for u, x and y.
=9+9*7
=9+63
=72
