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a+b=24
a*b=24
E posibil??


Răspuns :

S = a+b = 24

P = ab = 24

t²-St+P = 0

t²-24t+24 = 0

Delta = 24²-4•24 = 480

t₁,₂ = (24±4√30)/2 = 12±2√30

=> a = 12+2√30, b = 12-2√30