24(x−3)2+36x2(3−x)24\left(x-3\right)^2+36x^2\left(3-x\right)24(x−3)2+36x2(3−x)
sin2(x)+cos(2x)2\sin^2\left(x\right)+\frac{\cos\left(2x\right)}{2}sin2(x)+2cos(2x)
0+−1.20+-1.20+−1.2
−4 + −5 ⋅ −4-4\:+\:-5\:\cdot\:-4−4+−5⋅−4
limx→0(5x4−6x2+2x−6)\lim_{x\to0}\left(5x^4-6x^2+2x-6\right)x→0lim(5x4−6x2+2x−6)
78:x+13=1978:x+13=1978:x+13=19
−5x−10=2−(x+4)-5x-10=2-\left(x+4\right)−5x−10=2−(x+4)
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