If cosec theta = 2x and cot theta = 2/x then find 2( x^2 - 1/x ^2).
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cosec0=2x &
cot0=2/x
cosec^2=4x^2&
cot^2=4/x^2
value of 2x^2-2/x^2
=cosec/2-cot/2
cot0=2/x
cosec^2=4x^2&
cot^2=4/x^2
value of 2x^2-2/x^2
=cosec/2-cot/2
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