Quoting Post Archived Topic: It will not be bumped to the top of the forum. Topic Rationalizing Denominators Membername   Not a member? Sign Up Free (takes 20 seconds) Password   Forgotten your password? Post Font: Verdana Arial Black Georgia Comic Sans Impact   Size: Tiny Normal Big Huge   Color: Default Dark Red Red Orange Brown Green Olive Cyan Blue Dark Blue Indigo Black [ Check Spelling ] [ Post Preview ] [ LiveTags ] Quote: from [m]Sector Corrupt[/m] at 10:28 pm on Dec. 7, 2008[quote]Multiply the top and bottom by square rt 2. so it's 8/rt(2) * rt(2)/rt(2) = 8rt(2)/2 = 4rt(2)[/quote] FAQ Keyword Search: Post Options Favorites Manager Notify me of new replies to this topic by email Notify me of new replies to this topic by private message Original Post KRNsoccerplayer24 Posted at 10:26 pm on Dec. 7, 2008 8/squareoot 2.....it says to ratinalize the denominator and simplify....would i just multily it by squareroot 2 and it would be 8 squareoot 2?

Replies matto Posted at 10:29 pm on Dec. 7, 2008 8 sqrt(2) / 2 = 4 sqrt(2) blufindr Posted at 10:28 pm on Dec. 7, 2008 Uh. 8 = 2*2^(1/2) Therefore, it's just 2. lucid dreams19 Posted at 10:28 pm on Dec. 7, 2008 youve got the right idea but the answer would be 8squareroot2/2 Sector Corrupt Posted at 10:28 pm on Dec. 7, 2008 Multiply the top and bottom by square rt 2. so it's 8/rt(2) * rt(2)/rt(2) = 8rt(2)/2 = 4rt(2) All 4 previous replies displayed.