November 13th, 2012, 06:46 PM  #1 
Senior Member Joined: Aug 2012 From: South Carolina Posts: 866 Thanks: 0  Factor Completely
I have been trying for 2 weeks. Can anyone solve? y = f(x) = X^7 20X^6 + 177X^5  926X^4 +3188X^3.  7336X^2 +10452X  6760 
November 13th, 2012, 06:58 PM  #2 
Senior Member Joined: Jul 2010 From: St. Augustine, FL., U.S.A.'s oldest city Posts: 12,184 Thanks: 481 Math Focus: Calculus/ODEs  Re: Factor Completely 
November 13th, 2012, 07:38 PM  #3 
Senior Member Joined: Aug 2012 From: South Carolina Posts: 866 Thanks: 0  Re: Factor Completely
Wow did u use a computer application Mark? That was quick Also I am supposed to arrive at 7 roots Do those to quadratics factor down to give birth to twins...lol All I know is there is supposed to be 7 factors 
November 13th, 2012, 08:13 PM  #4 
Senior Member Joined: Jul 2010 From: St. Augustine, FL., U.S.A.'s oldest city Posts: 12,184 Thanks: 481 Math Focus: Calculus/ODEs  Re: Factor Completely
Yes, each quadratic factor will give two roots, for a total of 7. And I did use the computer to factor. 
November 14th, 2012, 12:07 AM  #5 
Senior Member Joined: Aug 2012 From: South Carolina Posts: 866 Thanks: 0  Re: Factor Completely
In both classes we r now moving into exponentials, log and ln. Any advice/suggestions?

November 14th, 2012, 12:09 AM  #6 
Senior Member Joined: Jul 2010 From: St. Augustine, FL., U.S.A.'s oldest city Posts: 12,184 Thanks: 481 Math Focus: Calculus/ODEs  Re: Factor Completely
Bone up on your properties of logs, they will come in real handy. 
November 14th, 2012, 12:11 AM  #7 
Senior Member Joined: Aug 2012 From: South Carolina Posts: 866 Thanks: 0  Re: Factor Completely
Ok

November 14th, 2012, 12:35 AM  #8 
Senior Member Joined: Jul 2010 From: St. Augustine, FL., U.S.A.'s oldest city Posts: 12,184 Thanks: 481 Math Focus: Calculus/ODEs  Re: Factor Completely
For example, suppose after integrating you find: yet your textbook gives the answer as: Many students will ask, "What have I done wrong?"...can you show how the two results are equivalent? 
November 14th, 2012, 12:27 PM  #9 
Senior Member Joined: Aug 2012 From: South Carolina Posts: 866 Thanks: 0  Re: Factor Completely
let me get back to you on this one. I cannot at this time because have not learned really anything at all about log and ln by late tonight I should be able to answer here 
November 14th, 2012, 12:29 PM  #10 
Senior Member Joined: Aug 2012 From: South Carolina Posts: 866 Thanks: 0  Re: Factor Completely
Mark I am trying to write down the factors to my org equation but it is cut off and I cannot see the last quadratic could u post again? 

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