limx→0(xarctan(x)2)\lim_{x\to0}\left(\frac{x}{\arctan\left(x\right)^2}\right)x→0lim(arctan(x)2x)
4x2−8x+134x^2-8x+134x2−8x+13
sin(θ)sec3(θ)sin\left(\theta\right)\sec3\left(\theta\right)sin(θ)sec3(θ)
(e2a)2\left(e^{2a}\right)^2(e2a)2
(1+2y)−(4−x)dydx=0\left(1+2y\right)-\left(4-x\right)\frac{dy}{dx}=0(1+2y)−(4−x)dxdy=0
(8 + 5) − (−13 + 2)\left(8\:+\:5\right)\:-\:\left(-13\:+\:2\right)(8+5)−(−13+2)
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