ataveras344ant215 ataveras344ant215
  • 21-03-2017
  • Mathematics
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In the equation 4x2-5x=21, what is the value of b? 4 -5 -21

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irspow
irspow irspow
  • 22-03-2017
4x^2-5x-21 is of the form ax^2+bx+c, a quadratic equation.

so b in this case is -5
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