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-0.2 = 2*abs(x);x
x
(sin(x)*cos(x)+(sin(x)*cos(x))^2+(cos(x))^2)^(1/2)
(8*x^2+20*x+25)^(1/2) < 7;x
x
sin(2*x)
(x+1)*(2*x-1)
| 26x+24=180 | | 5x-2=2x-a | | 45+17.12= | | 5x-50=4x+56 | | 5e^7t=100 | | 5x+8-4= | | y^3+6y^2+12y+8=0 | | 6x-5+6x=4x+34-5x | | 2-p=-9 | | 4(x+1)=26 | | 8y-5y=-25 | | Q=-3P+100 | | Q=03P+100 | | 7x(5-3x)+-4+21x^2+-25x=12 | | y=2sinx*5 | | -5(x-2)+8(2x-1)=8x+4x | | 2x=27+9 | | f(x)=-4/x-3 | | I=10V | | 12y-14-8y=36 | | 7c^2+7=56 | | 6-8(-5-3b)=238 | | 4(k+7)+5(k-2)= | | 253=7+6(-7+6) | | 3(x-1)+1=2x+8 | | 2x+3y+1=4-4y | | -2(6Y+18)=24 | | 24x-12=372 | | -35=-15y | | Q=4P+20 | | (9t^2-t-9)(8t^2+9t-1)=0 | | -3i(2-6i)=0 |