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3*x^4+6*x^3+x^2-5*x;3*x+7
2*t*x^3
0;0
(sin(x)+cos(x))^2-(2*sin(x)*cos(x)*e^x)
1/(e^((sin(x))^2))
| x+4-6=4-x | | 3a^2+22a=-7 | | 5x+3y-13=0 | | 2=-16t^2+40t+3 | | (12x+8y)-(4x-2y)= | | (5x-1)/3-(2x-3)/5=1 | | 6+9=7x-5 | | 6x+9=7x-9 | | 6-4x=3x+3 | | 6y+15=7y-28 | | 6y-14= | | 9x-12=10x+20 | | 5m+50= | | 2x-8=7y | | 7x-5=3x+12 | | 35-7c=27-3c | | f(-1)=2(-1)-3 | | (4x+45)+5x=360 | | 0.3(7x+28)=2.1(x+4) | | 2x-28=22 | | -2b-3a=-7 | | x(2y-3)dx+(x^2+1)dy=0 | | a=6b-11 | | b=45.6+0.10t | | 0.24*x=144 | | 10x-35=12x+15 | | 50/100/20 | | 9x+12=8x-8 | | 10000x+3682=3 | | X+25=72 | | (x+5y)(x+5y)= | | 48-3=6-10x |