MCQ
જો $\tan \left( {\frac{\pi }{4} + \theta } \right) + \tan \left( {\frac{\pi }{4} - \theta } \right) = \lambda \sec 2\theta ,$ $\lambda$ =
- A$3$
- B$4$
- C$1$
- D$2$
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
| $X$ | $c$ | $2c$ | $3c$ | $4c$ | $5c$ | $6c$ |
| $f$ | $2$ | $1$ | $1$ | $1$ | $1$ | $1$ |
નુંવિચરણ જો $160$ હોય તો $\mathrm{c} \in \mathrm{N}$ નું મૂલ્ય ............ છે.