Question

please solve this problem​

Answer 1

Answer:

tan (90-A)×cotA

sec(90-A)×cosecA

Step-by-step explanation:

cotA×cotA

cosecA ×cosecA

cos2A/sin2A×sin2A=

cos2A

Answer 2

Answer:

1. tan(90-A)×cot A
2. sec(90-A)×cosec A
3. cotA×cot A
4. cosec A ×cosec A
5. cos2A/sin2A×sin2A
6. = cosec2A

Step-by-step explanation:

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