Question

resolva as equações na formula de Bhaskara


a) 2x''-2x-12=0
b) 3x''-10x+3=0​

Answer 1

2x²-2x-12=0

A=2

B=-2

C=-12

∆=b²-4.a.c

∆=2²-4.(-2).(-12)

∆=4+96.

∆=100.