11! = 39,916,800
The erased digits are 1, 0, 0.
When I factor[ 2cos (square) - 5cos -3], I get (2cos + 1)(cos - 3). 2cos + 1 = 0, 2cos = -1, cos = -0.5,. Using inv cos on calculator, I get 120 degree related angle.
Answer: 51
Step-by-step explanation:
You divide both numbers
683.40 / 13.40