5+a = a+5 a+3 < 5+a 8-x< 8+x
a+6< a+9 d+3 > d-3 b+5 > b-5
7+a = a+7 d-4 < d-1 a > a+9
a+0 < a+9 7-c > 3-c b > b-3
a < a+3 4+b < 5+b c+0 < 3+c
b > b-3 y-2 < y-3 9-c >10-c
c+3= 3+c 7+c >7-c 6+a > 6-a
5-c > 10-c a+c < c+a a > a+4
a > a-3 a+4 > 4-a a-a = 6-6
( 3 ^ 3 ) ^ 1/2 * 3 ^ ( - 6X^2 ) ≥ ( 3 ^ 2 ) ^ 4X
3 ^ 3/2 * 3 ^ ( - 6X^2 ) ≥ 3 ^ 8x
3 ^ ( 3/2 - 6X^2 ) ≥ 3 ^ 8X
3/2 - 6X^2 ≥ 8X
3 - 12X^2 ≥ 16X
- 12X^2 - 16X + 3 ≥ 0
D = 256 + 144 = 400 ; √ D = 20
X1 = ( 16 + 20 ) : ( - 24 ) = - 1,5
X2 = ( 16 - 20 ) : ( - 24 ) = + 4/24 = 1/6
( X + 1,5 )*( X - ( 1/6 ) ) ≥ 0