Qualification > Math
Trigonometry
nid404:
--- Quote from: master786 on September 08, 2009, 06:09:14 am ---ur question can u clear it nd post ...
i cant get the question properly ... the second tht is ...
--- End quote ---
yup it's correct now
Can you answer it master786??
Ghost Of Highbury:
--- Quote from: nid404 on September 08, 2009, 04:54:43 am ---one more identity question...it's a little complicated for me to understand
Prove the identity
(cos x + 3 sinx)2 = 5 - 4cos2x + 3 sin2x.
Sir, can u list all the equations we need to know for AS trig...i mean equations relating the three functions (tan,sin and cos)
--- End quote ---
is it 4cos2x and 3sin2x...or 2x
master786:
i wil ltry :P
lost touch with identities .. is this C2 stuff ?
or higher ?
nid404:
--- Quote from: master786 on September 08, 2009, 06:26:15 am ---i wil ltry :P
lost touch with identities .. is this C2 stuff ?
or higher ?
--- End quote ---
It's an AS question Pure maths
master786:
oh great lets wait for astar :P
he wil answer it in no time :)
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