# [SOLVED] Simplyify using the law of exponents

• Jan 26th 2009, 07:33 AM
mj.alawami
[SOLVED] Simplyify using the law of exponents
Question

(3xˆ-1 yˆ2 zˆ3)ˆ-1
______________

(2xˆ-3 yˆ-2 zˆ-1)ˆ-1

2
- xˆ-2 yˆ-5 zˆ-4
3

Please tell me if this answer is wrong and explain in step how to solve it
(Thank you ,)
• Jan 26th 2009, 07:39 AM
Chris L T521
Quote:

Originally Posted by mj.alawami
Question

(3xˆ-1 yˆ2 zˆ3)ˆ-1
______________

(2xˆ-3 yˆ-2 zˆ-1)ˆ-1

2
- xˆ-2 yˆ-5 zˆ-4
3

Please tell me if this answer is wrong and explain in step how to solve it
(Thank you ,)

You're very close. There is a problem with the exponent of y....can you try to figure out where you went wrong?
• Jan 26th 2009, 07:42 AM
mj.alawami
Quote:

Originally Posted by Chris L T521
You're very close. There is a problem with the exponent of y....can you try to figure out where you went wrong?

2
- xˆ-2 yˆ-4 zˆ-4
3

Now is it correct ?:P

Thank you very much for your help :D
• Jan 26th 2009, 08:12 AM
metlx
yea it is correct =)