SOLUTION: If f(x)=3x^2+13x−10,find all real x-values such that f(x)=0. Can you show how to do this? Finding values for a function is equal to 0.

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Question 994542: If f(x)=3x^2+13x−10,find all real x-values such that f(x)=0.

Can you show how to do this? Finding values for a function is equal to 0.
Found 2 solutions by josgarithmetic, MathTherapy:
Answer by josgarithmetic(39620)   (Show Source): You can put this solution on YOUR website!
http://www.algebra.com/my/Completing-the-Square-to-Solve-General-Quadratic-Equation.lesson?content_action=show_dev
Answer by MathTherapy(10552)   (Show Source): You can put this solution on YOUR website!

If f(x)=3x^2+13x−10,find all real x-values such that f(x)=0.

Can you show how to do this? Finding values for a function is equal to 0.




(3x - 2)(x + 5) = 0 -------- Factoring trinomial

3x - 2 = 0              OR           x + 5 = 0

3x = 2                  OR           x = 0 - 5

 

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