Answer: -6
Step-by-step explanation:
i took the test my guy
you need to make the fraction to 100
100/25=
you multiply 20x4
80
Answer:
f(1) = -6
Explanation:
When you look at the points with x = 1, you will see a point that is open (o) and closed (•) The point that is closed (the one you are looking for) is an actual point of the function. The open point is where the function is discontinuous.
Answer:n=-2 or n=4
Step-by-step explanation:
Q is not inversible if det(Q)=0

Either B or D I’m not really sure but I know it’s one of this answers