---
id: 5e8f2f13c4cdbe86b5c72d93
title: 'Neural Networks: Activation Functions'
challengeType: 11
videoId: S45tqW6BqRs
dashedName: neural-networks-activation-functions
---

# --question--

## --text--

Which activation function switches values between -1 and 1?

## --answers--

ReLU (Rectified Linear Unit)

---

Tanh (Hyperbolic Tangent)

---

Sigmoid

## --video-solution--

2