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Mathematics 16 Online
OpenStudy (anonymous):

help fast plz!!

OpenStudy (anonymous):

OpenStudy (anonymous):

@mayankdevnani @zepdrix

OpenStudy (mayankdevnani):

factorize it to get your possible dimensions.

OpenStudy (mayankdevnani):

why we factorize ? Answer :- We know that area of rectangle =length times breadth so,we multiply each other. in your question,area of rectangle is given in quadratic form,so we need two multiplying terms.In order to find it,FACTORIZE is only the way to do it

OpenStudy (mayankdevnani):

understood? @adoredelano

OpenStudy (anonymous):

so B? @mayankdevnani

OpenStudy (mayankdevnani):

no..you factorize it wrong

OpenStudy (mayankdevnani):

try it again

OpenStudy (mayankdevnani):

i can tell you...

OpenStudy (mayankdevnani):

\[\large \bf 8x^2-3x-8x+3\] change the order, \[\large \bf 8x^2-8x-3x+3=8x(x-1)-3(x-1)\] take (x-1)common,we get \[\large \bf (x-1)(8x-3)=\color{red}{Answer}\]

OpenStudy (mayankdevnani):

so option A is correct :)

OpenStudy (mayankdevnani):

understood? @adoredelano

OpenStudy (anonymous):

oh ok yeah I understand now thanks so much! :)

OpenStudy (mayankdevnani):

welcome :)

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