Question

x²-26 по модулю = 10

Answer 1

$|x^2-26|=10 \\ x^2-26=10 \ x^2=36 \ x=pm6 \\ x^2-26=-10 \ x^2=16 \ x=pm4$
Ответ: -6, -4, 4, 6

Answer 2

$| x^{2} -26|=10 \ \ x^{2} -26=10 \ x^{2} -26=-10 \ \ x^{2} =10+26 \ x^{2} =-10+26 \ \ x^{2} =36 \ x^{2} =16 \ \ x=+-6 \ x=+-4$