Posted by akshar on Monday, June 6, 2011 at 11:28am.
sin(alphabita)=1/2 and cos(alpha+bita)=1/2, where alpha and bita are positive acute angles then what is the value of alpha and bita

maths (trigonometry)  Mgraph, Monday, June 6, 2011 at 12:57pm
45&15
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