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(x^3+x)/(x^4+x^2+1)
7*x^3*ln(x)
x/(x^4+x^2+1)+x^3
x^-2
((x^1)/2+(1/(x^1))/3-(1/x)+(1/((x^7)^1))/4)*sin(x)
| 1615=(x+15)17 | | 5x^3-2x=0 | | 4x-6y+11=0 | | 5000+3x+3x=20000 | | 8(0.07m+29.70+0.10(29.70))=302.24 | | 2*(3*x-3.7)=5.2 | | 5(x+16)=895 | | 6/7:3 | | -48-16q=432 | | -54+-9d=45 | | 9K^4+11K^2+2=0 | | 2x+3+x+5+x+5+3x+x= | | 36+5x=100-3x | | 3c*2a= | | 8y^3+4y^2+2y+28=0 | | V=3r*h | | 4x+3=5-1x | | x+2x+7+3x+1=80 | | 50x+100y=7554 | | 2y+3=7+3x | | (c+1)2x=(c+1)x+1 | | 7x^2+4x-25=0 | | 3(x+4)+5(2x-1)=8x+37 | | 6.1+x+7.8=19.4 | | 12a=24 | | X^2/1 | | 4x-5=K(x+1) | | 8x-6=5x+6 | | 8x-6x=5x+6 | | x-vsquad=wsquad | | 4x-15=x+45 | | x+x+4+x+4=50 |