Math 111, Trigonometric Equation Problems
Darin Comeau, Section 4
Here are some additional problems where you solve trigonometric equations. For
each of the below equations, find all xthat make the statement true. Refer to the
online notes for some worked examples.
1. sin xtan x= sin x,x∈[0,2π]
2. tan2x+ tan x−2 = 0
3. cos(2x) = cos x
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