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Factoring by grouping

Factor 35x2y2+10x3y3z5+21z+6xyz635x^2y^2+10x^3y^3z^5+21z+6xyz^6 by grouping.

Factor 99x5y3+9x2y4+44x4+4xy99x^5y^3+9x^2y^4+44x^4+4xy by grouping.

Factor 42x4yz105xy4z+38x4y95xy4 42x^4yz-105xy^4z+38x^4y-95xy^4\ by grouping.

Factor:20x70x4y3+18y63y4x320x-70x^4y^3+18y-63y^4x^3 by grouping.

Factor 55xy4z+20xy4+99xz36x-55xy^4z+20xy^4+99xz-36x by grouping.

Factor 2xy4+3xy3+10xy+15x2xy^4+3xy^3+10xy+15x by grouping.

Factor 20x+35x2y+36+63xy20x+35x^2y+36+63xy by grouping.

Factor:7xy+8x28y+32-7xy+8x-28y+32 by grouping.

Factor 40x56xy15y+21y240x-56xy-15y+21y^2 by grouping.

Factor 88+77y+104x2y91x2y2-88+77y+104x^2y-91x^2y^2 by grouping.