Question

como resolver essa equação??
x2+3ax+2a2=0​

Answer 1

x² +3ax + 2a² = 0

∆=9a²-8a² = a² ==> √∆=a

x = -b±√∆/2a

x = -3a±a/2

x' = -3a+a/2 = -2a/2 = -a ✓

x"= -3a-a/2 = -4a/2 = -2a ✓