Asked by anonymous
How o you solve 4sinxcosx=1 ???
Answers
Answered by
Emily
There's a hidden trigonometric identity.... 2sinxcosx ==>
4sinxcosx = 1
2(2sinxcosx) = 1
2sin2x = 1
Then you solve for x :)
4sinxcosx = 1
2(2sinxcosx) = 1
2sin2x = 1
Then you solve for x :)
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