3x2-4√5x+4=0 find the nature of the roots ?
Answers
Answered by
0
Answer:
two distinct real roots
Step-by-step explanation:
discriminent decides the nature of the roots
discriminent of this equation =(-4{5}^1/2)^2-4×3×4
=80-48=32
since discriminent is positive roots are two distinct real numbers
Answered by
1
Answer:
the roots are irrational
Step-by-step explanation:
- because x = 2(root 5 + or - root 2)/3
- and the discriminant is > 0
- the roots are real
- thank u
- hope it helps.
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