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Home CBSE 10CBSE 10 CBSE 1212 JEE MainMain JEE AdvancedAdvanced

Quadratic Equations

CBSE Class 10 Maths Basic

Nature of Roots Important Questions

Topic-focused questions from Quadratic Equations, with answers and short explanations for exam preparation.

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All Quadratic Equations Questions Full Practice Feed

1Quadratic EquationsNature of Roots

Find the discriminant of x^2 - 4x + 4 = 0.

Answer

0.

Solution

D = b^2 - 4ac = (-4)^2 - 4(1)(4) = 16 - 16 = 0.