Question

cuánto es (3x-2)(4x+6)​

Answer 1

Respuesta:

12x^2-8x+8x-12

12x^2+10x-12

-10+-√10^2(4*12*-12)

-------_-------------------

2

-10+-√100-(-576)

-----------------------------

2

-10+/-√676

------------------

2

-10+/-26

---------------

2

x1= 10+ 26= 36/2 = 18

x2=-10+26= 16/2= 8