sin(a)cos(a)+sin(b)cos(b)\frac{sin\left(a\right)}{cos\left(a\right)}+\frac{sin\left(b\right)}{cos\left(b\right)}cos(a)sin(a)+cos(b)sin(b)
8x3−3x3−5x−2\frac{8x^3-3x^3-5}{x-2}x−28x3−3x3−5
∫π 22π sen2(θ )cos(θ )dθ \int_{\frac{\pi\:}{2}}^{2\pi\:}\:sen^2\left(\theta\:\right)cos\left(\theta\:\right)d\theta\:∫2π2πsen2(θ)cos(θ)dθ
12f−85f+3c12f-85f+3c12f−85f+3c
2⋅24⋅24\sqrt{2}\cdot\sqrt[4]{2}\cdot\sqrt[4]{2}2⋅42⋅42
1(3n)2⋅4n3=13(23)2n\frac{1}{\left(3^n\right)^2}\cdot\frac{4^n}{3}=\frac{1}{3}\left(\frac{2}{3}\right)^{2n}(3n)21⋅34n=31(32)2n
∫lnx7xdx\int\frac{lnx^7}{x}dx∫xlnx7dx
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