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What is the length of the segment joining the points at (4,5) and (6,-2) round to the nearest tenth if necessary

Abag contains 4 red, 7 blue and 5 yellow marbles. event a is defined as drawing a yellow marble on the first draw and event b is defined as drawing a blue marble on the second draw. if two marbles are drawn from the bag, one after the other and not replaced, what is p(b|a) expressed in simplest form? a. 7/16 b. 7/15 c. 14/16 d. 14/15

What is the quotient of m^6/5 ÷ 5/m^2? assume m does not equal pl