cosA + sinA = root of 2 * cos A .....then prove that cos A - sin A = root of 2 * sinA
sakthishamifb:
root is for only 2
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hope it helps ....
mark as brainliest Sakthi...
mark as brainliest Sakthi...
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dont do
sss
you have a mistake
wht
check the third step
youve missed a square for sintita
yes sry
ill change it....
hmmm
did you complete all the question paper
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