Question

please help me with my question​

Answer 1

Answer:

Sin B= 12/13

Tan C= 3/4

Sec2-tan2= 1 (using identity )

Cos2 C+ Sin2C =1 (using identity)

Answer 2

Answer:

i)12/13

ii)3/4

iii)1

iv)1

Refer the attachment for better understanding

Hope this helps you

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