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gabicbggusmao gabicbggusmao
  • 22-07-2014
  • Mathematics
Answered

How can I anwser this ?? help me

How can I anwser this ?? help me class=

Verified Answer :

AL2006
AL2006 AL2006
  • 22-07-2014

Exactly like the previous question you posted.

-3x² - 9x = 0

Divide each side of the equation by -3 :

x² + 3x = 0

Factor the left side:

x (x + 3) = 0

This is true if x=0 or if x=-3 .

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konrad509
konrad509 konrad509
  • 22-07-2014

\(-3x^2-9x=0\\ -3x(x+3)=0\\ x=0 \vee x=-3\)

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