The first two options imply that x can be somewhere *between* -2 and 4, which clearly isn’t the case. Looking at the two sections graphed, we see that x can be less than, but not equal to, -2 (indicated by the hollow dot at -2) and greater than *or* equal to 4 (indicated by the solid dot at 4). The third option is the only one that describes this situation.
Answer: It would be Point B
Step-by-step explanation:
Answer:
26 degree
Step-by-step explanation:
We are given that in triangle




By using linear pair angles property


By using triangle angles sum property





Substitute the value

Answer:
C(t)= 80 · (0.9)^t
Step-by-step explanation: Its the correct one on khan academy