(2a+b+c)2\left(2a+b+c\right)^2(2a+b+c)2
1+y31+y^31+y3
y′⋅cot(2⋅x)=2⋅y−2y'\cdot cot\left(2\cdot x\right)=2\cdot y-2y′⋅cot(2⋅x)=2⋅y−2
sin(90−x)−cos(90−x)arctan(x)\sin\left(90-x\right)-\cos\left(90-x\right)\arctan\left(x\right)sin(90−x)−cos(90−x)arctan(x)
(6p+13)(6p−13)\left(6p+13\right)\left(6p-13\right)(6p+13)(6p−13)
418x⋅245x3⋅75x64\sqrt{18x}\cdot2\sqrt{45x^3}\cdot\sqrt{75x^6}418x⋅245x3⋅75x6
6x2 + 2x − 9 = − 2 . 6x^2\:+\:2x\:\:-\:9\:\:=\:\:-\:2\:.\:6x2+2x−9=−2.
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