cos(3x) = cos(2x+x)
= cos(2x) cos (x) -sin(2x)sin(x)








This is what I got pls mark me brainlest
Answer:
2+2 = 4 yes thats correct
Step-by-step explanation:
Value of angle Y is 180-51
Answer: 1.26 inches
explanation :
because if you subtract 7 by 3.2 you'll get
3.8, 3.8 will be the total of rain if you add week 1 2 4 , then youll have to find the average by dividing 3.8 by 3 youll get 1.26 . so that means the average lenth of the rain for 1 2 4 is 1.26 inches