x+5≥−7x+5\ge-7x+5≥−7
18(23)18\left(\frac{2}{3}\right)18(32)
dydx=x−2y\frac{dy}{dx}=\frac{x-2}{y}dxdy=yx−2
3x4+2; x=8\frac{3x}{4}+2;\:x=843x+2;x=8
x2+8 ⋅x3+169x^2+8\:\cdot\frac{x}{3}+\frac{16}{9}x2+8⋅3x+916
1−2sin2(1)=cos2(1)1-2\sin^2\left(1\right)=\cos^2\left(1\right)1−2sin2(1)=cos2(1)
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