Question

Please help if so thank you

Answer 1

`\large\boxed{10t}`

Explanation:

`Use:\\\\(a^n)^m=a^(nm)\\\\(ab)^n=a^nb^n`

`\Bigg[\bigg(1\underbrace{00,000,000}_(8)t^8\bigg)^{-(1)/(2)}\Bigg]^{-(1)/(4)}=\bigg(10^8t^8\bigg)^{\left(-(1)/(2)\right)\left(-(1)/(4)\right)}=\bigg(10t\bigg)^{8\left((1)/(8)\right)}=\bigg(10t\bigg)^1`