Question

x ao quadrado-10x+24=0

Answer 1

x²-10+24=0

∆=b²-4.a.c
∆=(-10)²-4.1.24
∆=100-96
∆=4

x=-b±√∆
_________
2.a

x=-(-10)±√4
_________
2.1

x= 10±2
________
2

x¹= 10+2 =
________
2

= 12/2 = 6

x= 10 - 2 =
_________
2

= 8/2 = 4

S= { 4, 6}