inequality problem!!?

0 ⤊

x^4 -13x^2 + 36 greater than or equal to 0

2007-11-24 11:45:49 · 2 answers · asked by Anonymous in Social Science ➔ Sociology

"=" here means greater than or equal to

x^4-13x^2+36=0
(x^2-4)(x^2-9)=0
(x+2)(x-2)(x+3)(x-3)=0
x=-3

2007-11-24 11:56:22 · answer #1 · answered by Jeffrey L 2 · 0⤊ 0⤋

When you get my age inequality means something else, and its greater than zero

2007-11-28 04:21:30 · answer #2 · answered by victor 7707 7 · 0⤊ 0⤋