Find 3 sin π/6 .sec π/3 - 4 sin π/6.cos 3π/(4 )
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Step-by-step explanation:
3sin π/6 sec π/3 - 4sin π/6 cos 3π/4
=3sin 30 sec 60- 4sin 30 cos 45 [ put value of π=180°]
=3 × 1/2 × 2 - 4× 1/2 ×1/√2
= 3-√2 (ans)
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answer of the question is 3-√2
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