Answer:
A - The Moon reflects light from the Sun.
Step-by-step explanation:
As the moon moves around the sun in a one month cycle, different parts of it are exposed to the sun. When it is exposed to the light from the Sun it is reflected and people on Earth could see it at night, and sometimes during the day as well.
a
168
24x7=168
8/173 = 0.046
Hope this helps! ;)
Answer is y = 3sin2(x - pi/4).
