Relations and Functions — Revision Notes
ICSE · Class 11 · Mathematics
Relations and Functions revision notes for ICSE Class 11 Mathematics: 1 topics in quick points. Includes Graphical Test and Revision Triggers.
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Key Topics to Revise
6. Graphical Test and Revision Triggers
- Graphical Test for Function: If any straight line parallel to the y-axis does not cut the curve at more than one point, then the curve represents a function.
- This is the vertical line test.
- A curve like y=x^2 represents a function.
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