Mateo Eyoo
New member
How to find sinx/2 if sinx = 9/14 and x in Quadrant 2 using the half angle formula
... i have to solve it through the half angle formula, an example of an half angle formula: + or - sqrt (1-cosx over 2)
... i have to solve it through the half angle formula, an example of an half angle formula: + or - sqrt (1-cosx over 2)