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Grade: 12
        
suppose that for some angles x and y the equations sinx2+cos2y=3a/2 and cos2x+sin2y=a2/2.sum of all possible values of a=
one year ago

Answers : (1)

Priyajit
16 Points
							Add both the equation then you get  2=a^2/2+3a/2. Then just solve the equation..then you get a=-4 &a=1
						
one year ago
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