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(x*(4-x^2)^1)/2
20;30;0;0;0;0
cos(x^(1/2))
(cos(x))^(1/2)
ln(x)+x
| 107.4-t=88.5 | | 17+x+90=180 | | 2x+9=11x-9 | | (3x^2-4)+ln(x^2+1)=ln(2-x^2) | | 7+z=8 | | 4v=16/9 | | -9j=j+4 | | 5x-5+6x-27=180 | | 2(11-4x)=32 | | T+30=5 | | 5x-5=6x-27 | | m-20=7.5 | | x^2+5x-154=0 | | n=8log(n) | | n=8lg(n) | | 15x-9x+33=5x-17 | | X^27x+6=0 | | 2x^2-16x+30=o | | 2/9a=16 | | 4a-3=9+6a | | x=8log | | g(-2)=-5x+2 | | 7x-2.3=7x-7.9 | | 9x-5+6x+20=180 | | 4u/3=36 | | 28-3X=3X-84 | | 7x=K | | d/2.6=3 | | 9x-5=6x+20 | | 5/6x=10x | | X-8÷24=3/4 | | 70(4-x)(220)=70(x)(210) |