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121.2;0.3
56/3
150;61.28
2.5;0.625
x*e^(-2*x)
| 4h+7h=85 | | 0.11a^2b-2.4ab+0.53a^2b^3-0.64a^3b= | | 4/3*14 | | 10D+8s+20= | | 81/3-11/3x6 | | 1/6x-1=5/9x | | 2x-6=4x-7 | | 2x^2+17x-18=0 | | 10x^2=36 | | 3.57xh=17.85 | | -(3*cos(2x)+cos(6x))=0 | | -2x+5=3x-6 | | 3i=12-12 | | 4x+18=x+45 | | Y(x+7)-4(x+7)= | | 120x=60x+3000 | | f(-5)=5x+3 | | 4/9x=14 | | 6x+1+9x+4+6x-14=180 | | 2cx+8c=4cx(x-3) | | 3x+41-4x=10 | | 20sen(5x+7)=-5cos(5x+7) | | 0.5(8x-12)=10 | | 3i-0= | | 52(26+h)=130 | | y=-x^2-10x-30 | | X^7y^4z-x^4y^5z^2+x^3y^2z= | | 26+52h=130 | | 8(r+30)+8r=800 | | 4x^5-12x^4+4x^3= | | 2x+36+78=180 | | 43=8f-5 |