Mathematics
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    (16^-1)^−0.1<0.25
    2a^3+9a^2+a≥0
    a^2+a≥1
    (100x)/(10x+1)>0
    100x/10x+1>0
    x^2-5/3x-4<0
    x^2-3/5x-4<0
    (2x+1)^2—4(x^2+1)>0
    0
    
0
    
(y+7)(y-1)≥0
    x×x>0
    (278-x)/(45-x) > 8
    (272-x)/(44-x) > 8
    (272-x)/(44-x) < 8
    5x^2-14-3≥0
    (x+6÷5)-2*x<=3
    x+6/5-2x<=3
    4m²+2m+2≥0
    2/3<((4k-2)(k^2+1)^(1/2))/(2k^2+1)<3/4

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