- Solve this plese
If sinx= -1/4. Where x lies in III quadrant. Find sinx/2,
cosx/2, tanx/2.
In an infinite geometric progression, the sum of first two terms is 6 and the every term is 4 times the sum of all terms that follow it. Fine the Geometric progression and sum to infinity.
The sum of two angles of a triangle is 90° and the ratio of number of grades in the first angle to the number of degrees in the second angles is 5:9 find the angles in circular measure