1 | initial version |

I'm not sure exactly what you are aiming for, but in a sagews worksheet in CoCalc, you can do the following.

```
@interact
def go(f1=x+1,f2=x+2, a=slider(1,5,1,default = 3)):
p1=plot(a*f1,(x,-3,3))
p2=plot(f2,(x,-3,3))
show(p1+p2)
```

2 | No.2 Revision |

I'm not sure exactly what you are aiming for, but in a sagews worksheet in CoCalc, you can do the following.

```
@interact
def go(f1=x+1,f2=x+2, a=slider(1,5,1,default = 3)):
p1=plot(a*f1,(x,-3,3))
```~~p2=plot(f2,(x,-3,3))
~~p2=plot(f2+a,(x,-3,3))
show(p1+p2)

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