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Mathematics 9 Online
OpenStudy (anonymous):

Need help simplifying this algebraic expression 7x(x-3)(x+2) and please explain the steps used :).

OpenStudy (anonymous):

7x^3-7x^2-42x this is da ans. post ur steps den i'll tell if any step is wrong

OpenStudy (anonymous):

because dont try to get da ans always 1st try to solve it urself.this will clear ur concepts

OpenStudy (anonymous):

I did try to solve it first, when i distributed the 7 i got \[(7x^2 -21x)(7x^2+14x)\]

OpenStudy (anonymous):

And then when i tried to solve it i got like \[7x^4 + 98x^3 -147x^3 -294\]

OpenStudy (anonymous):

why are u distributing??? this is simply multiplication..

OpenStudy (anonymous):

Am i not supposed to distribut the 7x outside to the ones inside the parenthesis?

OpenStudy (anonymous):

This is multiplying Polynomials

OpenStudy (anonymous):

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