EXER
Find the values of
i) sin 15°
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the alternative method, angle 150 is expressed as the sum of 300 and 450. The difference formula of sine of two individual angles can be used to compute the value of sin 150. Value of Sin 15 degree = (√3 - 1) / 2√2.
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solve to your problem.....
formula used : sin(a-b)=sina cos b-cos a sin b
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