state the following equations by using formula: 2x2-√5x+1=0
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Given equation is 2x²-√5x+1=0
On comparing with ax²+ bx + c = 0 we get
a = 2, b = -√5 and c = 1
D = b²- 4ac
= (-√5)²- 4 × 2 × 1 = 5-8
∴ Discriminant =−3<0
Since, discriminant is negative ∴ quadratic equation 2x² - √5x + 1 = 0
has no real roots . i.e, imaginary roots.
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