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What is the equation of the graph that represents f(x)=x^4 stretched vertically by 2 and shifted up 3 spaces

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 average speed of a rabbit that runs a distance of 22 m in a time of 1.8 s .