Helpp c3
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Original post by TeeEm
I will rewrite it bad typing
okay no worries
i just want to know why you took out a quarter?
to factorise??
(edited 9 years ago)
Original post by TeeEm
I will rewrite it bad typing
sin2ycos2y = 1/4(4sin2ycos2y) = 1/4(2sinycosy)2
Original post by hajs
okay no worries
i just want to know why you took out a quarters?
to factorise??
i just want to know why you took out a quarters?
to factorise??
i am trying to create sin(2x) = 2sinxcosx
sin^2(2x) =( 2sinxcosx)2 = 4sin2xcos2x
so we need to create a 4
Original post by TeeEm
i am trying to create sin(2x) = 2sinxcosx
sin^2(2x) =( 2sinxcosx)2 = 4sin2xcos2x
so we need to create a 4
sin^2(2x) =( 2sinxcosx)2 = 4sin2xcos2x
so we need to create a 4
ooohohoohoohhh okayy thank you so much!!
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