Find the discriminant of quadratic equation x2 -4x+1=0
Answers
Answered by
74
D=b²-4ac
D={4}²-4{1}{1}=12
D={4}²-4{1}{1}=12
Answered by
58
a=1. b=-4 c= 1
discriminant is denoted by delta
delta=b^2-4ac
=(-4)^2-4(1)(1)
=16-4
delta=12
delta is bigger than 0
therefore roots are real and distinct
discriminant is denoted by delta
delta=b^2-4ac
=(-4)^2-4(1)(1)
=16-4
delta=12
delta is bigger than 0
therefore roots are real and distinct
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