Question

rezolvati cuatile :xla a2 a-10x+6=0 :

Answer 1

[tex] x^{2} -10x+6=0 \\ \Delta= (-10)^{2} -4*6=100-24=76 \\ \sqrt{\Delta} =2 \sqrt{19} \\ x_{1} = \frac{10+2\sqrt{19} }{2} =5+\sqrt{19} \\ x_{2} = \frac{10-2\sqrt{19} }{2} =5-\sqrt{19} [/tex]