Question

2x²=72 пж полное решение

Answer 1

$2x^2=72\x^2=72:2\x^2=36\x=б sqrt{36}\x=б6\x_1=6;; ; x_2=-6$

Answer 2

х^2 = 72 ÷ 2
х^2 = 36
х = ± √36
х = 6
х = – 6