sin square x + cos square 30 degree = 5/4
solve for x where 0°<=x<=90°
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Step-by-step explanation:
Sin'2x + cossquare30' = 5/4
Sinsquarex + 3/4 = 5/4
Sinsquarex = 5/4-3/4
Sinsquarex = 1/2
Sinsquarex =1/root2
X = 45degree
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