Question

how to use quadratic formula ? (b^2 -4ac)

Answer 1

$\textbf{Answer :}$

Let, a quadratic equation be

ax² + bx + c = 0

So, its discriminator be (b² - 4ac)

Now, when (b² - 4ac) > 0, the given equation will have real and unequal roots,

when (b² - 4ac) < 0, the guven equation will have imaginary and unequal roots and

when (b² - 4ac) = 0, the given equation will have real and equal roots.

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