If 2sinθ+cosθ= $${7\over3}$$ then the value of (tan2θ-sec2θ) is
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Q:
If 2sinθ+cosθ= $${7\over3}$$ then the value of (tan2θ-sec2θ) is
- 10false
- 2-1true
- 3$${3\over7}$$false
- 4$${7\over3}$$false
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