11 and 1/2............................................
Answer:
x = 180
Step-by-step explanation:
First, you need to know
1. Double-angle formula:
cos(2x) =
2. Pythagorean identity:
Back to your problem, replacing the variable by the above:
By Double-angle formula
By Pythagorean identity
Given
, we know -1 < sinx < 1, for every x ∈ R
Interest earned=principle×interest rate×time
I=prt
I=1,000×0.0525×1
I=52.5
Answer:
Step-by-step explanation:
35/(3/4)
35(4/3)
140/3
46.67
Since number of books must be an integer, he can only fit 46 books on 35 inch shelf.