Read a slope field
For dy/dx=y, a worked slope field has zero slope on y=0, positive slopes above, negative below, and steeper marks as |y| grows.
- Slope depends only on y.
- y=0 is equilibrium.
- Solutions above zero increase exponentially.
differential equations, slope fields, and growth models
For dy/dx=y, a worked slope field has zero slope on y=0, positive slopes above, negative below, and steeper marks as |y| grows.
Pause. Find what matters. Then make your move.