1.

Find the exact value of the composition, if possible. cot (arcescFind the exact value of the composition, if possible. csc (arcsec (12 ) ) =Find the exact value of the composition, if possible. COS arcsin 7 16Find the solution to the system of linear equations using substitution. {y : 2z+7 y = 2m5 Enter the system's solution as an ordered pair. If the system has no solution, enter "none". If the system has infinitely many solutions, enter "innitely many solutions'i Solution: D Choose the best description of the system. {3 Select all that apply. 228 233 D inconsistent D dependent D independent [3 consistent