Mathematics · Trigonometry
यदि cos 48° = m n है, तो sec 48° − cot 42° किसके बराबर है?
- 1n − √(n 2 − m 2 ) m✓
- 2n − √(n 2 − m 2 ) n
- 3m − √(n 2 − m 2 ) n
- 4m − √(n 2 − m 2 ) m
सही उत्तर देखें
n − √(n 2 − m 2 ) m
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