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(tan((x^1)/2))^-1
5;14;3;14;4;3
0;0;3;16;64;0
0;0;0;40;4;0
2.6;4
| -2n-40=8 | | -9b+5+7b=3b+10 | | 3(x+3)+3x=78 | | 2x-13=3x-26 | | 2/3=3/10r | | -4-3x=6+7x | | b+v+112=524 | | 7x-6x+5=5 | | 6-4a=-2-4a | | 4x+14=8x+6 | | X^3+x^2-6x+8=0 | | 5(-4+2b)=-90 | | (2x+5)+70=90 | | 3x+43=8x-2 | | 2(4x-3)=3x+14 | | 7+8x=23 | | 4g+7=3g+0 | | -260=-4(1-8n) | | -16/s=4 | | cotan(x)=0.5 | | 3q+18=9q | | 3q-18=9q | | -48=3[2m-4(m-60)] | | (x^2/3y^–1/2)xy^2 | | 180=50+2x | | -10-5z^2=-330 | | (X-3)(x+7)=(x-3)(2x+1) | | x+6=3*(x+1) | | 8m+2m-3m= | | 6y-9+2y= | | 4u+11=55 | | 5=x/6.25 |