# Implementation of quadratic models

### Description

Quadratic model:

*m(d,θ)=E_0+β_1 d+β_2 d^2*

### Usage

1 | ```
quadratic(d, e)
``` |

### Arguments

`d` |
real-valued argument to the function (dose variable) |

`e` |
model parameter |

### Value

Response value.

Quadratic model:

*m(d,θ)=E_0+β_1 d+β_2 d^2*

1 | ```
quadratic(d, e)
``` |

`d` |
real-valued argument to the function (dose variable) |

`e` |
model parameter |

Response value.