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Framing Second Degree Equations

Find the valu...

Question

Find the value of $a$ for given quadratic equation by comparing with standard form $(a x^{2} + b x + c)$ .
$x^{2} + 5 x - 4 = 0$

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Solution

Compare $a x^{2} + b x + c = 0$ with $x^{2} + 5 x - 4 = 0$

thus, $a = 1, b = 5 a n d c = - 4$

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