\( (x^2-13x+42)(x^2-9)=0{ .}\) \( x_1=\) \( x_2=\) \( x_3=\) \( x_4=\)

Задание

Решите уравнение:

\(\displaystyle (x^2-13x+42)(x^2-9)=0{\small .}\)

\(\displaystyle x_1=\)[ ]

\(\displaystyle x_2=\)[ ]

\(\displaystyle x_3=\)[ ]

\(\displaystyle x_4=\)[ ]