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11-11-2020
Mathematics

contestada

HELP
The length of a rectangle is
[tex]18x ^{2} + 6x - 4[/tex]
and the width of the rectangle is
[tex]3x {}^{2} - 9x + 10[/tex]
what expression would represent the perimeter of the rectangle?

Respuesta :

antmen30 antmen30

19-11-2020

Answer:

21x^2+3x+12

Step-by-step explanation:

Answer Link

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