Question

resolver ecuaciones de 2 grado
a)6x2-5x-6=0
b)(x+1)(x-1)=2(x2-13)
c)(x²+x²)-8(x²+x)+12=0​

Answer 1

A. ES 4

6x 2 - 5x - 6 = 0

6× -5× = 0-2+6

1× =4

× = 4÷1

× = 4