Welcome to the Veritas Prep online community! You can log in to begin posting messages, or register to create a new account.


Board index



Post new topic Reply to topic  Page 1 of 1
  [ 2 posts ] 
  Print view Previous topic | Next topic 
Author Message
allisonleila
 Post subject: Exponent question
PostPosted: Mon Mar 05, 2012 6:26 pm 
Offline

Joined: Thu Feb 02, 2012 9:44 pm
Posts: 1
if 5^21*4^11 = 2*10^n what is the value of n?

Thanks!
Top
 Profile  
 
VP_Help
 Post subject: Re: Exponent question
PostPosted: Tue Mar 06, 2012 5:35 pm 
Offline

Joined: Thu Feb 12, 2009 6:32 pm
Posts: 497
5^21 * 4^11 = 2*10^n

5^21 * (2^2)^11 = 2* 10^n

5^21 * 2^22 = 2 * 10^n

5^21 * 2^21 = 10^n

10^21 = 10^n

n = 21

Veritas Help
Top
 Profile  
 
Display posts from previous:  Sort by  
Post new topic Reply to topic  Page 1 of 1
  [ 2 posts ] 

Board index » Homework Support » Quant Questions » Problem Solving

All times are UTC - 8 hours [ DST ]

Who is online

Users browsing this forum: No registered users and 3 guests

You cannot post new topics in this forum
You cannot reply to topics in this forum
You cannot edit your posts in this forum
You cannot delete your posts in this forum
You cannot post attachments in this forum

Search for:
cron