Asked by Camz
The area of a rectangle is expressed as
x^2 - 3x + 2
______________
2x^2 - 7x + 3
Determine its length if its width is:
x^2 - x - 2
______________
2x^2 - 3x - 2
Thank you so much!! :))
x^2 - 3x + 2
______________
2x^2 - 7x + 3
Determine its length if its width is:
x^2 - x - 2
______________
2x^2 - 3x - 2
Thank you so much!! :))
Answers
Answered by
Reiny
length = area / width
(x^2 - 3x + 2)/(2x^2 - 7x + 3) รท ((x^2 - 3x - 2)/(2x^2 - 3x - 2))
= (x^2 - 3x + 2)/(2x^2 - 7x + 3) * ((2x^2 - 3x - 2)/(x^2 - 3x - 2)
again , factor it
= (x-2)(x-1)/((x-3)(2x-1)) * (2x+1)(x-2)/((x-2)(x+1))
= ....
(x^2 - 3x + 2)/(2x^2 - 7x + 3) รท ((x^2 - 3x - 2)/(2x^2 - 3x - 2))
= (x^2 - 3x + 2)/(2x^2 - 7x + 3) * ((2x^2 - 3x - 2)/(x^2 - 3x - 2)
again , factor it
= (x-2)(x-1)/((x-3)(2x-1)) * (2x+1)(x-2)/((x-2)(x+1))
= ....
Answered by
Camz
what's the answer? sorry i still find it hard to find the answer :\
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