Without using tables or calculator simplify
(65.23x65.23)-37-(77x77)

41/17 as a decimal rounded to the nearest hundredth

Find the coordinates of point x that lies along the directed line segment from y(-8, 8) to t(-15, -13) and partitions the segment in the ratio of 5: 2.

Solve the triangle. a = 21°, c = 105°, c = 5