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aceace
 3 years ago
Solve the equation x^(3)  12^(2) +39x 28 = 0
if the roots are in arithmetic progression.
aceace
 3 years ago
Solve the equation x^(3)  12^(2) +39x 28 = 0 if the roots are in arithmetic progression.

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mukushla
 3 years ago
Best ResponseYou've already chosen the best response.1let the roots be \(ab\) , \(a\) and \(a+b\) since they are in AP

mukushla
 3 years ago
Best ResponseYou've already chosen the best response.1now use the formula for sum and product of roots

aceace
 3 years ago
Best ResponseYou've already chosen the best response.1ahhh i think i have the right answer... is it 1, 4, and 7

mukushla
 3 years ago
Best ResponseYou've already chosen the best response.1let me solve and check
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