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 one year 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.
 one year 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.

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

mayankdevnani
 one year ago
Best ResponseYou've already chosen the best response.1dw:1369724169976:dw

mayankdevnani
 one year ago
Best ResponseYou've already chosen the best response.1\[\huge \frac{4x^2}{(x+4)(x2)}\]

SephI
 one year ago
Best ResponseYou've already chosen the best response.1Thank you! :) I knew it was something like that

mayankdevnani
 one year ago
Best ResponseYou've already chosen the best response.1can you solve it??? @SephI

SephI
 one year ago
Best ResponseYou've already chosen the best response.1Yes, I would expand 4  x^2 and cancel the x + 4

mayankdevnani
 one year ago
Best ResponseYou've already chosen the best response.1plz show your work how would you expand \(\large 4x^2\)

SephI
 one year ago
Best ResponseYou've already chosen the best response.1Okay Okay 4  x^2 (x  2)(x + 2) Then my negative xs cancel

SephI
 one year ago
Best ResponseYou've already chosen the best response.1Would this be correct? http://prntscr.com/171rge

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

mayankdevnani
 one year ago
Best ResponseYou've already chosen the best response.1\[\huge \frac{(2+x)(2x)}{(x+4)(x2)}\]
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