Question

What is the solution of log3x-2 4096=4?

Answer 1

4/3

Explanation:

The exponential form is (3x+4)^4=4096

Take the fourth of both sides:

3x+4=plus or mins 8

3x+4=8 or 3x+4=-8

So

3x=4 or 3x=-12

x=4/3 or x=-4 (this sound won't work because 3x+4 becomes neg)

So only sol 4/3.