SOLUTION: find all solutions of the equation in the interval [0,2pi] algebraically
tanx=2sinx
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Question 596437: find all solutions of the equation in the interval [0,2pi] algebraically
tanx=2sinx
Found 2 solutions by Alan3354, stanbon:
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
find all solutions of the equation in the interval [0,2pi] algebraically
tanx=2sinx
----------
sin/cos = 2sin
1/cos = 2
cos = 1/2
etc
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
find all solutions of the equation in the interval --------
[0,2pi] algebraically
tanx=2sinx
----
Substitute:
sin/cos = 2sin
---
Divide both sides by sin to get:
1/cos = 2
cos = 1/2
x = pi/3 or -pi/3
======================
cheers,
Stan H.
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