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ln(x)/(x^(1/2))
-2*sin(2*x)
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cos(2*x)
9/13 = 36/52
| 6a+9=3a+4 | | 6(3n+4)= | | x/6=28 | | -18=7x-3x+6 | | 5x+7(x+8.50)=245.50 | | 4(2.25+-1.75y)+7y=9 | | 4x+16=-11x+8 | | 4-3x-3/4x=-11 | | 5n+4t=52 | | -8x-9=4x+15 | | 3(w+7)+-4=-19 | | 7n+6n-5=4n+-4 | | x/25=50 | | x+20+12=48 | | 6t+-14t-3=-11 | | 7+57=3y | | 11x-1=-5x+17 | | 4(3n+5)=9(5n+9)+1 | | w/57 | | 5(x+4)=-125 | | 3X-6+138+8X+4=180 | | w/5,7 | | 7x+9x-6x-5=55 | | -.9x=81 | | 41-1q=3(q-5) | | 40+4y=-6y | | 3X-6+130+aX+4=180 | | 9/13=?/? | | 12x-6y=-24 | | 9/13=36/52 | | -16t^2+64t+5=y | | -(x+2)+5=5x |