Interpolation is a process for approximating the value of a function that is difficult to find. For example, say you want to approximate the value of .
Step | Calculations | Description |
---|---|---|
1 | Start with 1 and 4. | Find numbers larger and smaller than 3.7 that have easy to calculate square roots. |
2 | The square root of 1 is 1. | |
3 | The square root of 4 is 2. | |
4 | What part of the way is 3.7 between 1 and 4? | |
5 | About how much more is the square root of 3.7 than the square root of 1. | |
6 | Approximate the square root of 3.7. The actual value of the square root of 3.7 is about 1.9235. |
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E | F | G | H | I |
J | K | L | M | N |
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