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यदि 7sin²θ + 3cos²θ = 4 व θ न्यून कोण है, तो tan²θ का मान क्या होगा -

1
$\frac{1}{3}$
2
$\frac{1}{7}$
3
$\frac{3}{7}$
4
$\frac{2}{7}$

Answer:- 1

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