Question

Use la formula general y calcule: 2x²-10x-12=0

Answer 1

Explicación paso a paso:

x= (10+-√(-10²-4×2×(-12))/2×2

x= [10+-√196]/4

x=(10+-14)/4

Soluciones:

x=(10+14)/4=6

x=(10-14)4=(-1)