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1/(x+4)
x^2+2 < 0;x
x
2;1;2;5;0;0
x^2-2 < 0;x
x
0;0;2;5;2;0
| 0.4n=2.52 | | 10+5x=7-2x | | -x^2+11x+360=y | | 3x+9=3x+81 | | 3x1/4x8 | | 6x+3=3(x+9) | | f(x)=2x^2+13x+8 | | 3t+4=15 | | (14)(12+x)=22(10+x) | | 9y+3x=2x+5 | | 1/4z^-15 | | 3/4(x-25)=75 | | 3/4(x-25)=25 | | Y-8=7(X-4) | | 6=x/3=3 | | 2/3-1/4x5/6 | | 12=4b-2b | | 6+6(2t-1)-9t=30 | | J(x)=x^4-20x^2+64 | | X-2+19=28 | | 10ab+5a= | | X^3y-4=0 | | 5y=-8x-15 | | 3.2ab-2.1ab= | | (-7x)(8w)= | | 6x=47.10 | | 57-n=29 | | 18/6=j/.1 | | 49+n=78 | | 4.3=7.3-0.5x | | 3n+2=53 | | (x-2/3)^2=14 |