Class 11MathematicsTrigonometrical Ratios, Functions and IdentitiesMix Examples-Trigonometrical Ratios, Functions and Identities
Difficultयदि $\alpha \in (0, \pi/2)$ है,तो $\sqrt{x^2 + x} + \frac{\tan^2 \alpha}{\sqrt{x^2 + x}} = \dots$
- A$2 \tan \alpha$
- B$1$
- C$2$
- D$\sec^2 \alpha$
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