the value of cos 30° cos 45° - sin 45° = ?
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Solution -
cos 30° cos 45° - sin 45° = √3/2 ×1/√2 -1/√2
= √3/2√2 -1/√2
= √6 - 2√2 ÷4
cos 30° cos 45° - sin 45° = √3/2 ×1/√2 -1/√2
= √3/2√2 -1/√2
= √6 - 2√2 ÷4
zakir7581p0visq:
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(√3 - 1 ) / 2√2
solve properly
sorry u are right
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mark my answer as brainlst
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