January 23, 2012
5.3 Solving Trig Equations Day 1
I. Solve the equation
Ex1) 2sinx - 1 = 0
n = any integer "General Solution"
Ex2) sinx + √2 = -sinx
January 23, 2012
Ex3) 3tan²x - 1 = 0
Ex4) cotxcos²x = 2cotx
January 23, 2012
Ex5) 2sin²x - sinx - 1 = 0
Ex6) 2sin²x + 3cosx - 3 = 0
[0,2 )
January 23, 2012
Ex7) cosx + 1 = sin x
[0,2 )