destinypagan0993 destinypagan0993
  • 19-11-2018
  • Mathematics
contestada

Which polynomial is a product of (3x+2) and (x-7)

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wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 19-11-2018

(3x+2)  (x-7)

FOIL

first 3x*x  = 3x^2

outer  3x*-7 = -21x

inner = 2*x = 2x

last  2*-7 = -14

add them together  = 3x^2 -21x+2x -14

combine like terms  3x^2 -19x -14

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