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2sinθ + 3cosθ = \(\frac{4}{9}\) ; then the value of cot2θ - cosec2θ is? |
\(\frac{16}{25}\) 2 -1 \(\frac{9}{16}\) |
-1 |
cot2θ - cosec2θ = - (cosec2θ - cot2θ) = -1 |
