Let f(x)=1/x−2 and g(x)=1/x−7 .Then the domain of f∘g is equal to all reals except for two values, a and b with a < b and a=

b=

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.

Could someone with number 1 and 2

The graph of a hyperbola is shown. what are the coordinates of a vertex of the hyperbola? (0, −4) (−3, 0) (0, 0) (0, 5)