prove that 4 tan square 45 degrees- cosec square 30 degrees + cos square 30 degrees equal to 3 by 4
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Step-by-step explanation:
4(1)^2 - (2)^2 + (√3/2)^2 = 3/4
4 - 4 + 3/4 = 3/4
3/4 = 3/4
LHS = RHS
Hence proved
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