tantalic4444
tantalic4444 tantalic4444
  • 23-04-2020
  • Mathematics
contestada

Can you explain it and help me out please​

Can you explain it and help me out please class=
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Respuesta :

SvetkaChem
SvetkaChem SvetkaChem
  • 23-04-2020

Answer:

b=19

Step-by-step explanation:

2x(3x+5)+3(3x+5)= (3x+5)(2x+3)= 6x²+ 9x+10x+15=6x²+19x +15

6x² + 19x +15 = ax²+bx+c

a=6, b=19, c=15

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