How do you find value of discriminant then describe number and type of solutions for #4x^2 - 4x +17 = 0#?

Question

1357 views around the world

You can reuse this answer
Creative Commons License

Answer 1 · 2016-01-19T12:55:05

#Delta<0#

#x_(1,2) in CC#

given:

#y=ax^2+bx+c=0#

#Delta=b^2-4ac#

#a=4#
#b=-4#
#c=17#

#:.Delta=16-4*4*17=16(1-17)=16*(-16)=-256#

Then:

#Delta<0#

#:.x_(1,2) in CC#