How to solve 7k(to the 4th power)/5k(to the 3rd power) - 2k(to the 2nd power)?!
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How to solve 7k(to the 4th power)/5k(to the 3rd power) - 2k(to the 2nd power)?!

[From: ] [author: ] [Date: 11-10-12] [Hit: ]
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Please add details and how you got it!!!! I honestly don't understand a thing.

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7k^4/ 5k^3 -2k²

(7/5)(k^4/k^3) -2k²

(7/5)( k*k*k*k/ k*k*k ) -2k²

(7/5)( k) - 2k²
you can leave it like that or factor one k out

k( 7-2k)/5
1
keywords: power,th,nd,solve,How,rd,to,the,How to solve 7k(to the 4th power)/5k(to the 3rd power) - 2k(to the 2nd power)?!
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