2x4−11x3+12x22x^4-11x^3+12x^22x4−11x3+12x2
(4+2i)\left(4+2i\right)(4+2i)
a2−8a+9a^2-8a+9a2−8a+9
x2−4y2+20=0x^2-4y^2+20=0x2−4y2+20=0
∫secxtanxsecx−1dx\int\frac{\sec x\tan x}{\sec x-1}dx∫secx−1secxtanxdx
dydx−3x2y+y=0\frac{dy}{dx}-3x^2y+y=0dxdy−3x2y+y=0
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