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Rectangle A has an area of 4  x2. Rectangle B has an area of x2 + 2x  8. In simplest form, what is the ratio of the area of Rectangle A to the area of Rectangle B? Show your work.
 10 months ago
 10 months ago
Rectangle A has an area of 4  x2. Rectangle B has an area of x2 + 2x  8. In simplest form, what is the ratio of the area of Rectangle A to the area of Rectangle B? Show your work.
 10 months ago
 10 months ago

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mayankdevnaniBest ResponseYou've already chosen the best response.1
\[\huge \frac{rect.A}{rect.B}=\frac{4x^2}{x^2+2x8}\]
 10 months ago

mayankdevnaniBest ResponseYou've already chosen the best response.1
dw:1369724169976:dw
 10 months ago

mayankdevnaniBest ResponseYou've already chosen the best response.1
\[\huge \frac{4x^2}{(x+4)(x2)}\]
 10 months ago

SephIBest ResponseYou've already chosen the best response.1
Thank you! :) I knew it was something like that
 10 months ago

mayankdevnaniBest ResponseYou've already chosen the best response.1
can you solve it??? @SephI
 10 months ago

SephIBest ResponseYou've already chosen the best response.1
Yes, I would expand 4  x^2 and cancel the x + 4
 10 months ago

mayankdevnaniBest ResponseYou've already chosen the best response.1
plz show your work how would you expand \(\large 4x^2\)
 10 months ago

SephIBest ResponseYou've already chosen the best response.1
Okay Okay 4  x^2 (x  2)(x + 2) Then my negative xs cancel
 10 months ago

SephIBest ResponseYou've already chosen the best response.1
Would this be correct? http://prntscr.com/171rge
 10 months ago

mayankdevnaniBest ResponseYou've already chosen the best response.1
@SephI \[\huge 4x^2=2^2x^2=a^2b^2=(a+b)(ab)\] \[\huge (2+x)(2x)\]
 10 months ago

mayankdevnaniBest ResponseYou've already chosen the best response.1
\[\huge \frac{(2+x)(2x)}{(x+4)(x2)}\]
 10 months ago
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