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यदि cotθ + secθ = $\frac{5}{2}$ है, तो $(\cos^{2} θ + s e c^{2} θ) = ?$

1
$\frac{33}{4}$
2
$\frac{21}{4}$
3
$\frac{29}{4}$
4
$\frac{17}{4}$

Answer:- 4

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