Subtract the polynomials
1 (7x+2) from (-6x+8)
2 3xy+5yz - 7xz+1 from - 4xy+2yz-2xz+3xyz+1
3 2xSquare ySquare - 3xy +4 from 4xSquare ySquare +10xy
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Answer:
1) 1(7x+2) -(-6x+8)
7x+2+6x-8
13x-6
2)_4xy+2yz_2xz+3xyz+1
(-) 3xy+5yz - 7xz++1
= _7xy+7yz_9xz+3xyz+2
3) 4x^2y^2+10xy
(-)2x^2y^2_3xy +4
= 2x^2+7xy+4
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