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expressthe following as sum or difference of trigrometric fuction
4 COS 30Sin 20°​

By Serenity

expressthe following as sum or difference of trigrometric fuction
4 COS 30Sin 20°​

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Serenity

एक ट्रेन 75 किलोमीटर की रफ्तार से चल रही है ट्रेन की पुनः मिनट में कितना दूरी होती कम करेगी ​

tan A 1+sec A
1 + sec A
tan
is equal to
A) 2cosec
C) 2sin A
B) 2sec A
D) 2cos A​

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