Respuesta :

Tareki
x^2 =196
x^2 -196=0
(x-14)*(x+14)=0
so (x-14)=0 && (x+14)=0
x=14 , -14
the answer is B
mayajoosub

Answer:

14, -14

Step-by-step explanation:

x^2 = 196

x = [tex]\sqrt{196}[/tex]

x = [tex]\sqrt{4 * 49}[/tex]

x = [tex]\sqrt{4}[/tex] * [tex]\sqrt{49}[/tex]

x = 2 * 7

x = 14

Hope this helps >.<