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1*x^3+2*x^2+2*x+1 = 0;x
x
6/cos(40)
x-2*x^2-3 < 0;x
x
(1/21)*(3*x-2)^6
18;2.5
| 5acosx+12asenx-5bsenx+12bcosx=0 | | 2q+10=7 | | 12-20x=12+2x | | 2y-12=19 | | 2x^2=-27x-18 | | -5=-4a-2+4a | | -5=-4a-2+4a | | c+10-2= -2 | | -n+n=-6 | | Ax=15+by | | 3x^3+23x^2-14x=0 | | (x+2)=108 | | 6(x-1/2)=2x-1 | | 2(x-4)=8x+12 | | 5(5+10d)= | | 2x=2(x+1)-2 | | a^2+456=3578 | | X+3(x-2)(2x-8)= | | 7x+93=180 | | 5n+4=45 | | 3/2*3/2*3/2 | | 2(3x-6)-12=24 | | 9/20x1/5 | | 5x^2-20x-8=0 | | 13-8y=15 | | 5x+-3x=50 | | 5/2*5/3*5/4 | | -4.8y+20.1= | | 1/5*4/5*10/3 | | 3l+12=8l-8 | | 8l+12=3l-8 | | 5m-37=44 |