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apple_pi
 3 years ago
Roots of quadratic:
apple_pi
 3 years ago
Roots of quadratic:

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apple_pi
 3 years ago
Best ResponseYou've already chosen the best response.0if α and β are the roots of equation 4x^2  2x  1 = 0, find α  β

RadEn
 3 years ago
Best ResponseYou've already chosen the best response.0use formula : α  β =  (sqrt(D)/a)  with D=b^24ac

apple_pi
 3 years ago
Best ResponseYou've already chosen the best response.0oh yeah... forgot to put  without finding the roots So like using αβ = c/a and α+β=b/a

RadEn
 3 years ago
Best ResponseYou've already chosen the best response.0right, but ur problem to find value of α  β?

RadEn
 3 years ago
Best ResponseYou've already chosen the best response.0we know that general form of a quadratic equation is ax^2+bx+c=0 so, we can find α  β with formula : α  β = abs(sqrt(D)/a)

ParthKohli
 3 years ago
Best ResponseYou've already chosen the best response.0You can always count on finding the roots and assuming them as \(\alpha, \beta\).

ParthKohli
 3 years ago
Best ResponseYou've already chosen the best response.0\[x = {2 \pm \sqrt{4  4(4)(1)} \over 8}\]

apple_pi
 3 years ago
Best ResponseYou've already chosen the best response.0@ParthKohli, without finding roots

RadEn
 3 years ago
Best ResponseYou've already chosen the best response.0yea, right to.. but should use absolut sign because not known α > β or α < β
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