What are the signs of the coordinates in quadrant 1?

Find the area of the region that is inside r=3cos(theta) and outside r=2-cos(theta). sketch the curves.

Proving the congruent supplements theorem

Astandard deck of cards contains 52 cards. one card is selected from the deck. (a) compute the probability of randomly selecting a diamond or heart. (type an integer or a decimal rounded to three decimal places as needed.) (b) compute the probability of randomly selecting a diamond or heart or club. (type an integer or a decimal rounded to three decimal places as needed.) (c) compute the probability of randomly selecting queen or club. (type an integer or a decimal rounded to three decimal places as needed.)