What is hx^(8) x hx^(-9) simplified

Question

What is
`hx^(8)` x
`hx^(-9)` simplified

Answer 1

Explanation:

`a^(m)*a^(n)=a^(m+n)\\\\\hx^(8) * hx^(-9) = h^(1+1) *x^(8 +(-9))\\\\ =h^(2)x^(-1)`