SOLUTION: The smallest positive number for which sin(2x)−sinx=0 is x=
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Question 966198
:
The smallest positive number for which
sin(2x)−sinx=0
is x=
Answer by
Alan3354(69443)
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sin(2x) - sin(x) = 0
------------
2sin(x)cos(x) - sin(x) = 0
sin*(2cos - 1) = 0
sin = 0
x = 0
Can't be positive and smaller than zero.