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(1/2)*tan(3*x)
x^16
4*pi*r^2
5/8 = 25
2/100-(6/10)
| y=-8x-58 | | 9(1.25+1.75y)-7y=-15 | | -4.2y=-2.1 | | 3-x/3=-1-5x/3 | | 24=x+1+x+1+x+1+x+1 | | x^2-3=21 | | 23+9y-7y=9 | | (2x^2-5x+27)+(3x^2+7x-74)= | | 32-3=29 | | 37-6x=48 | | A=(1/2)×13×12 | | 3(4.3)+4y=1 | | 5x+5y+5z=150 | | 30=2x+x+9 | | 28-2.2k=11.6x-54.8 | | 2=1.08x | | 2=1.8x | | -4.2-y=9 | | 5d-3m-4d-5m= | | 3xsq-243=0 | | 12.75=8.5x | | 5f/9 | | b=13 | | 27.2=8.5x | | -15=3/4b | | 2(x+3)=-11x-(x+4) | | 5=2u+3u | | 5/8s=275 | | 13y-5y=64 | | 13-5y=64 | | 14y+18=5-12y | | 3x*15=145.65 |