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If 9^k=m, find an expression in terms of m for 9^(k-2)?​

User Jfanals
by
3.6k points

2 Answers

7 votes

Answer:

m=81

Explanation:

m=81 Because m/9^2 = m/81

Hope this helps you.

User Conor Neilson
by
4.1k points
11 votes

Answer:

m/81

Explanation:

Expand the given expression and substitute for 9^k:

9^(k-2) = (9^k)(9^-2) = m(9^-2) = m/9^2 = m/81

User Vadim Key
by
3.6k points