17-10-2016
Mathematics

contestada

How to solve f(x)=3x^2+12x+11

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mikearnold1593 mikearnold1593

17-10-2016

Plug it into the quadratic formula (you'll get two answers):
1. -12+-√12^2-4(3)(11)
   _________________
   2(3)

2. -12+-√12
   ________
      6

3. -12+√12 and -12-√12
    _______    _______
      6 6

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