--- id: 5e8f2f13c4cdbe86b5c72d94 title: 'Neural Networks: Optimizers' challengeType: 11 videoId: hdOtRPQe1o4 --- ## Description
## Tests
```yml question: text: | What is an optimizer function? answers: - | A function that increases the accuracy of a model's predictions. - | A function that implements the gradient descent and backpropagation algorithms for you. - | A function that reduces the time a model needs to train. solution: 2 ```