arsowers arsowers
  • 06-09-2015
  • Mathematics
contestada

how do you factor 3m^2 + 14m + 8 ?

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SecretIndex
SecretIndex SecretIndex
  • 06-09-2015
3*8 = 24
what adds to give us 14 which also multiplies to give us 24? 12 and 2
(3m^2 + 12m) + (2m+8)
factor out the 3m and the 2
3m(m+4)+2(m+4)
(3m+2)(m+4) is your answer
Answer Link
TSO
TSO TSO
  • 06-09-2015
[tex]3m^2 + 14m + 8\\ 3m^2 + 12m + 2m + 8\\3m(m+4) + 2(m+4)\\\\(m+4)(3m+2)[/tex]
Answer Link

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