Question

If discriminant D< 0, a quadratic polynomial ax + bx+c has ______real roots.

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Answer 1

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The answer is complex roots

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Answer 2

discriminent

b^2-4ac is called as discriminent of the quadratic equations ax^2+bx+c=0.

discriminent is denoted by delta.

nature of the roots:

if delta >0 real or unequal roots.

if delta <0 imaginary or complex roots.

if delta =0 equal roots.