Question

(viii) (cot 0 + coseco)2
1 + cos
1- cos @​

Answer 1

Answer:

given (cot 0 + coseco)2

(cot 0 + coseco)2

= (cos a/sina + 1/sina)2

=(cosa+1/sina)2

= 1+ cosa/1-cosa = R.H.s

=

Step-by-step explanation:

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