| 1 | |
| √4,08 |
| 1 | ||
f(x) = | , x0=4 | |
| √x |
| 2 | ||
Δx = 0.08= | ||
| 25 |
| 1 | 1 | |||
f(x0+Δx) = | = | = ? | ||
| √x | √4.08 |
| f(x0+Δx)−f(x0) | ||
f'(x0) = | |*Δx | |
| Δx |
| 1 | 1 | |||
f(x0) = | = | |||
| √4 | 2 |
| 1 | 1 | 1 | ||||
f'(x) = ( | )' = (x−1/2)' = − | *x−3/2 = − | ||||
| √x | 2 | 2√x3 |
| 1 | 1 | 1 | 1 | |||||
f'(x0) = − | =− | = − | = − | |||||
| 2√43 | 2*√64 | 2*8 | 16 |
| 1 | 1 | 2 | 1 | 2 | 1 | 1 | ||||||||
f(x0+Δx) = | + (− | )* | = | − | = | − | = | |||||||
| 2 | 16 | 25 | 2 | 400 | 2 | 200 |
| 100 | 1 | 99 | ||||
= | − | = | ||||
| 200 | 200 | 200 |
| 5^2 | 52 |
| 2^{10} | 210 |
| a_2 | a2 |
| a_{25} | a25 |
| p{2} | √2 |
| p{81} | √81 |
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