tan 45 Cos 60 + sin 30 sec 45 - sin 60 cot 45 - cos 30 cos 90
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Answer:
just put the values
Step-by-step explanation:
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Answered by
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Answer:
Step-by-step explanation:
Putting the values of the respective trigonometric ratios in the given expression ee get
1×1/2 + 1/2×√2 - √3/2×1 - √3/2 × 0
= 1/2 + √2/2 - √3/2 -0
=(1 + √2 -√3)/2
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