How do i convert multi-digit repeating decimals to fractions

What basic trigonometric identity would you use to verify that csc x sec x cot x = csc^(2)x

Astandard deck of cards contains 52 cards. one card is selected from the deck. (a) compute the probability of randomly selecting a seven or king. (b) compute the probability of randomly selecting a seven or king or jack. (c) compute the probability of randomly selecting a queen or spade.

Find the slope of the line that contains the following points. r(-2, 4), s(6, -2)