Solve by taking the square root of both sides 3(x-1)^2-162=0

Apath 3 m wide runs around the inside of a square park inside 60 m.find the area of the path.pls

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

Write the sine and cosine values of a, b, respectively, in the figure for (1) and (2) + explanation.