Mathematics · Trigonometry

मान ज्ञात कीजिए: 2(sin 1° × sec 89°) + 3(cos 11° × cosec 79°) + 5(tan 21° × tan 69°)

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मान ज्ञात कीजिए: 2(sin 1° × sec 89°) + 3(cos 11° × cosec 79°) + 5(tan 21° × tan 69°)

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मान ज्ञात कीजिए: 2(sin 1° × sec 89°) + 3(cos 11° × cosec 79°) + 5(tan 21° × tan 69°)

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