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Expand: (−18x−11)2\left(-18x-11\right)^2(−18x−11)2
196x2−234x+81196x^2-234x+81196x2−234x+81
324x2+396x+121324x^2+396x+121324x2+396x+121
Expand:(13x−9)2\left(13x-9\right)^2(13x−9)2
169x2−234x+81169x^2-234x+81169x2−234x+81
Expand: (13x−9)2\left(13x-9\right)^2(13x−9)2
Expand: (19x3−12x5)2\left(19x^3-12x^5\right)^2(19x3−12x5)2
144x10−456x8+361x6144x^{10}-456x^8+361x^6144x10−456x8+361x6
144x10−456x8−361x6144x^{10}-456x^8-361x^6144x10−456x8−361x6
Expand: (−8xy+18x)2\left(-8xy+18x\right)^2(−8xy+18x)2
64x2y2−288x2y+324x264x^2y^2-288x^2y+324x^264x2y2−288x2y+324x2
64x2y2−288x2y+324x2y264x^2y^2-288x^2y+324x^2y^264x2y2−288x2y+324x2y2
Expand: (15x+5)2\left(15x+5\right)^2(15x+5)2
235x2+150x+25235x^2+150x+25235x2+150x+25
225x2+150x+25225x^2+150x+25225x2+150x+25
Expand: (−20x3+10x)2\left(-20x^3+10x\right)^2(−20x3+10x)2
400x6−400x4+100x2400x^6-400x^4+100x^2400x6−400x4+100x2
400x6−500x4+100x2400x^6-500x^4+100x^2400x6−500x4+100x2
Expand:(12x4−7)2\left(12x^4-7\right)^2(12x4−7)2
144x8−168x4+49144x^8-168x^4+49144x8−168x4+49
Expand: (−12x2−25x4)2\left(-12x^2-25x^4\right)^2(−12x2−25x4)2
625x8+600x6+144x4625x^8+600x^6+144x^4625x8+600x6+144x4
It is done.