freeCodeCamp/curriculum/challenges/english/11-machine-learning-with-python/tensorflow/neural-networks-optimizers.md

---
id: 5e8f2f13c4cdbe86b5c72d94
title: 'Neural Networks: Optimizers'
challengeType: 11
videoId: hdOtRPQe1o4
---

## Description

<section id='description'>
</section>

## Tests

<section id='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
```

</section>