Calculate the discriminant for the following equation and describe the nature of its roots  −4x2+11x+20=0-4x2+11x+20=0  Δ=Δ=     Please select The equation has one rational root The equation has no real roots The equation has two rational roots The equation has two irrational roots

Elementary Geometry For College Students, 7e
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ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
ChapterA: Appendix
SectionA.4: Factoring And Quadratic Equations
Problem 41E
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Calculate the discriminant for the following equation and describe the nature of its roots

 −4x2+11x+20=0-4x2+11x+20=0 

Δ=Δ=  

 

Please select

  • The equation has one rational root
  • The equation has no real roots
  • The equation has two rational roots
  • The equation has two irrational roots
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