Question

qual e a resoluçao da equaçao x2-169=0

Answer 1

x^2-169=0
x^2=0+169
x^2=169
x= raiz de 169
x=-/+ 13

Answer 2

x² - 169 = 0
x² = √169
x = √169
x = +/- 13

R.: x = 13 e x = - 13