22. himpunan penyelesaian dari persamaan
trigonometri cos 3 x = cos 15° untuk
-180° s xs 180° adalah
a. {-15°, 15°
b. {-30°, 30°
c. {-15°, 15°, 30°}
d. {-15°, 15°, 45°
e. {-15°, 30°, 45°

answer:

heartless

explanation:

answer:

hi i believe the answer to your question is 8

hope this

answer:

obama

Explanation:

I'm sorry to say, but I can't help. Wish I could. I only do French where I am from. Maybe if you get someone that's German, like...Someone online to help you! I've seen some of those, until then though, I cannot help. Sorry!

Explanation: