Question

ПОМОГИТЕ ПЖ 4x^4-9x^2=0

Answer 1

Ответ:

Объяснение:

$4x^4-9x^2=0\\x^2(2x^2-9)=0\\x^2=0\\x=0\\\\2x^2=9\\x^2=4.5\\x=+-\sqrt{4.5}$