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Rainbow Rainbow

Class 10th
Maths
2 years ago
Content Issue Not Relevent Obscene Threatening Wrong Information Other

प्र० 1. निम्नलिखित का मान निकालिएः

1 Answer
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Dileep Vishwakarma

2 years ago

(iii) cos 48° – sin 42° हल: cos 48° – sin 42° ⇒ sin(90° – 48°) – sin 42° ⇒ sin 42° – sin 42° = 0 (iv) cosec 31° – sec 59° हल: cosec 31° – sec 59° ⇒ sec (90° – 31°) – sec 59° [ cosec q = sec (90° – q) ] ⇒ sec 59° – sec 59° = 0

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