Q. 2 C5.0( 1 Vote )

Examine whether the following quadratic equations have real roots or not:

x2 — 12x — 16 = 0

Answer :

TO CHECK REAL ROOTS, ‘d' SHOULD BE GREATER THAN 0.


d = b2 – 4ac


d = (–12)2 – 4 (1) (–16)


d = 144 – 64


d = 208


Yes, roots are real .


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