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If 2sin2θ–5sinθcosθ+7cos2θ=1then possible values of tan θ are
5Q:
If 2sin2θ–5sinθcosθ+7cos2θ=1then possible values of tan θ are
- 12, 5false
- 21, 3false
- 32, $$ {5\over2}$$false
- 42, 3true
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