Mathematics

Without solving, comment upon the nature of roots of the following equation :

6x2 - 13x + 4 = 0

Quadratic Equations

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Answer

Comparing 6x2 - 13x + 4 = 0 with ax2 + bx + c = 0 we get,

a = 6, b = -13 and c = 4.

We know that,

Discriminant = D = b2 - 4ac = (-13)2 - 4(6)(4)

= 169 - 96 = 73; which is positive.

Since, a, b and c are real numbers; a ≠ 0 and b2 - 4ac > 0

∴ The roots are real and unequal.

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