If power is 0, anwser is always 1

2
^{
0
}
= 1

3
^{
0
}
= 1

1000
^{
0
}
= 1

How did we get it?

We write

2
^{
0
}
= 2
^{
1 − 1
}

= 2
^{
1
}
× 2
^{
−1
}

= 2 × 1/2

= 2/2

= 1

Similarly, we can prove this for any number