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| Q. |
What is the Euler number of the image shown below?
|
| A. | 0 |
| B. | 1 |
| C. | 2 |
| D. | -1 |
| Answer» D. -1 | |
| Explanation: the image shown in the question has two holes and one connected components. so, the euler number e is given as 1-2=-1. | |
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