If this is supposed to be

Then this can simply be reduced to

by the double angle formula for cosine
Answer:
awesome
Step-by-step explanation:
I Think The Answer Is 140.
The Expression: 0.8x + x = 252 Can Explain The Answer If x = 140.
Or: 1.8 Times x = 252 If x = 140.
Answer:
6/11, 15/21, 9, 27/37, 31/54
Step-by-step explanation:
Absolute value is when you determine the distance between a value and zero . Since you will always have a positive distance, your absolute values are positive as well.
Answer:
5.0 × 10-5
Step-by-step explanation:
5 cm divided by 1 km