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Q.1 sinA=√3/4
A=60 since sin 60=1
therefore
cotA -1
= cot 60- 1
=1/√3 -1
=1-√3/√3
A=60 since sin 60=1
therefore
cotA -1
= cot 60- 1
=1/√3 -1
=1-√3/√3
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