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1920;1080
(1/4)*x^3+x^2
e^7*x-(3*x)-4
(4-(3*x))/3 >= (2-(5*x))/5+5;x
x
e^7*x-(3*x)-4
| 7x=3x+27 | | 5x=1/4x-1 | | -(3x^2+7)-(x^2-6x+3)= | | 3+x-9=8-10 | | 2u=9u+56 | | (3x^2+7)-(x^2-6x+3)= | | 3x+7+2x+6=6x-4 | | 42+3=11 | | -3(5x+8)=23-8x | | 9-6x-6x=21 | | x=12-3+5-4+8 | | -(x+1)=x-21 | | 7x-5+6x=34 | | (8-x)/3x^2 | | 5d-4d+5d-9=4d | | 3+5x+5x=53 | | -104=8-x | | 2(-4x+1)=0 | | (20/4)* | | (2x^2-11x)+(3x^2+10x-4)= | | (25x5)-75-(20/4)* | | 34+34+16+x=132 | | 43+43+16+x=132 | | -2x-1+3x=2 | | 4/x-7=6/x-9 | | 0,125^2-x=8/2^x-5 | | t*2+9t+20=0 | | 2x+4x-6x=18 | | 5x-3-2x+8=2 | | h(t)=-16t^2+47t+3 | | 11x^2+7y=2 | | 5^x=1/125 |