VaylaR741251 VaylaR741251
  • 25-10-2022
  • Mathematics
contestada

For the function f(x)=3x2−4x−4,a. Calculate the discriminant.b. Determine whether there are 0, 1, or 2 real solutions to f(x)=0.

For the function fx3x24x4a Calculate the discriminantb Determine whether there are 0 1 or 2 real solutions to fx0 class=

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MaclanK497858 MaclanK497858
  • 25-10-2022

Answer:

a) Using the formula for the discriminant we get:

[tex]\begin{gathered} \Delta=(-4)^2-4(3)(-4), \\ \Delta=16+48, \\ \Delta=64. \end{gathered}[/tex]

The discriminant is 64.

b) Based on the above result we know that the f(x)=0 has 2 real solutions,

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