Class 10 Optional Mathematics | Continuity and Discontinuity

Optional Mathematics, Class 10, Lesson 12

Continuity and Discontinuity

Unbroken or broken? · Number lines and graphs

By the end of this lesson you can

🐍

Tell a continuous path from a discontinuous one

✏️

Use the pen test on a figure

📏

Explain why the real number line is continuous

📈

Read from a graph where a curve breaks

🐍Snake: continuous

Slides along the ground

Touches every point of its path

Leaves one unbroken trail

🐸Frog: discontinuous

Hops through the air

Touches only its landing spots

Leaves marks with gaps between

The notes are free to read in full.

Presenter notes: Today we answer one simple question in many places: does this thing go on without a break, or does it have a gap somewhere?