If sin A = 12/13 and cos B 3/5 and angles A and B are in quadrant 1, find the value of tan tan(a-b)

What is the value of the expression "two less than six times the diffrence of a number and five" when n = 9?

Asquare and an equilateral triangle have the same perimeter. each side the triangle is 4 inches longer than each side of the square. what is the perimeter of the square

The pair of coordinates that do not represent the point( 5,150’) is a. (5,-210) b. (5,210) c. (-5,330) d. (-5,-30)