Question

1) cosec theta + cot theta = 2 then cosec theta - cot theta.
2) 9/cosec²theta + 4 cos²theta + 5/1+tan²theta =​

Answer 1

Answer:

Used formulae:-

• (a+b)(a-b)=a²-b²
• sec²A-tan²A=1
• 1/cosec A=Sin A
• 1/Sec A=Cos A
• Sin² A+ Cos² A=1
• Cosec² A-Cot² A=1

Answer 2

Answer:

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