(−1)−(−18)\:\left(-1\right)-\left(-18\right)(−1)−(−18)
x2+9x−18x^2+9x-18x2+9x−18
9x2y−9y2z9x^2y-9y^2z9x2y−9y2z
5,4 x 1045,4\:x\:10^45,4x104
dydx(x0.5+3xy=y2)\frac{dy}{dx}\left(x^{0.5}+3xy=y^2\right)dxdy(x0.5+3xy=y2)
1− 2 + [−6 − (2 + −5) − (7 − −3) +1] − [(−12− 15) +29]\:1-\:2\:+\:\left[-6\:-\:\left(2\:+\:-5\right)\:-\:\left(7\:-\:-3\right)\:+1\right]\:-\:\left[\left(-12-\:15\right)\:+29\right]1−2+[−6−(2+−5)−(7−−3)+1]−[(−12−15)+29]
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