Question

Formula de Bháskara
letra c, me ajudemmmm​

Answer 1

-x²+7x-10=0

∆=7² -4•-1•-10

∆=49 -40

∆=9

B= -(7) ±✓9/-2

B= -7 ± 3/-2

x¹= -7 +3/-2 = -4/-2= 2

x²= -7 -3/-2= -10/-2= 5

(2,5)