Class 11 Mathematics 4-2.Quadratic Equations and Inequations Solution of quadratic equations and Nature of roots

Easy

For the equation $x^2-5|x|-14=0$,which of the following is true?

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A
all roots are real
B
all the roots are imaginary
C
two roots are real
D
no real roots

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Class 11

Mathematics Questions

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4-2.Quadratic Equations and Inequations

Subtopic

Solution of quadratic equations and Nature of roots

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