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If p(x)=1+15x and q(x)=5x +9x then find 9p(x)+25q(x) and hence factorize


Question asked by: hairam

Asked on: 29 May 2009

The key is to substitute in the information from the first part of the question into the equation in the end of the question, then solve accordingly from that. Best to do it yourself to learn the most!
By: knowitall
Replied at: 31 May 2009
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hence  factorize  px=115x  qx=5x  

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