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Find roots by quadratic formulas 3x2 + 16x + 5 = 0

Answer»

ANSWER:

3 {x}^{2}  + 16x + 5 = 0

3 {x}^{2}  + 15x + x + 5 = 0

3x(x + 5) + 1(x + 5) = 0

(x + 5)(3x + 1) = 0

x = 5

x =  \frac{ - 1}{3}



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