Use the rule,Originally Posted byjuangohan9

Thus,

Becomes,

By the defintion of logarithms,

Thus,

Thus,

Thus,

Thus,

But,

because logarithms are not definied for negative numbers. Thus,

Easy4^4 logbase4^4...

so it's 4, to the 4logbase4, to another power of 4... errr...

So you have,

Now what is?

Use the rule,

Thus,

I think you mean,

(6/7)^x+1 = 343/216

How do I get rid of that (6/7) ?

Thanks a lot, again.

, right?