- Turmeric is propagated through rhizomes instead of seeds.
- Seed rate: 2,500-3,000 kg/ha.
- Spacing: 30 cm row-to-row and 25 cm plant-to-plant.
The slope of the tangent to the curve \( x = \sin\theta \) and \( y = \cos 2\theta \) at \( \theta = \frac{\pi}{6} \) is ___________.
Solve the following L.P.P. by graphical method:
Maximize:
\[ z = 10x + 25y. \] Subject to: \[ 0 \leq x \leq 3, \quad 0 \leq y \leq 3, \quad x + y \leq 5. \]