dydx=3x+22x2−1\frac{dy}{dx}=\frac{3x+2}{2x^2-1}dxdy=2x2−13x+2
2x2−3x+102x^2-3x+102x2−3x+10
limx→ing(ln7x−ln(x+2))\lim_{x\to ing}\left(ln7x-ln\left(x+2\right)\right)x→inglim(ln7x−ln(x+2))
x2+2x=55x^2+2x=55x2+2x=55
4x2−12x+674x^2-12x+674x2−12x+67
−1+4515-1+\frac{45}{15}−1+1545
a−2+1+4aa-2+1+4aa−2+1+4a
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