A) a2+c2-25b2+2ac B) 2a2+2c2-20b2+ac C) a2-c2+25b2-2ac D) a2-c2+5b2-2ac E) a2+c2+15b2-2ac
A) x2-6y2-4z2+xy-3xz+11yz B) x2+6y2+4z2+xy+3xz-11yz C) x2-6y2-z2+xy-xz+15yz D) x2+6y2+4z2-3xy+xz+10yz E) x2+6y2+4z2-xy-xz+12yz
A) a2-b2+3c2-4ac-2bc B) a2+b2-3c2+2ac-bc C) a2+b2-3c2+ac-bc D) a2+b2-3c2-3ac+bc E) a2-b2-3c2-2ac+4bc
A) m4+2m2n2+n4+4m2-4n2 B) m4+2m2n2+n4+2m2+2n2-4 C) m4+2m2n2+n4+4m2+4n2-45 D) m4-2m2n2+n4+2m2+3n2+45 E) 2m4-2m2n2+4n4-4m2+4n2-45
A) 2x2-2xy+2y2-x+y+2 B) 2x2+2xy-y2+2xy-2 C) 4x2+4xy+2y2+x+y-2 D) 4x2+4xy+y2+2x+y-2 E) 2x2+2xy+y2+x+y+2
A) 3x3+9x2+18x+18 B) x3+9x2+27x+27 C) 3x3+9x2+9x-18 D) x3+9x2+18x+9 E) 3x3+9x2+27x+27
A) 4x3+3x2+3x-3 B) 4x3-12x2-6x+1 C) 12x3+9x2+9x+1 D) 8x3+12x2+6x+1 E) 8x3+9x2+9x+3
A) 1/27x12+1/3x8y+x4y2+y3 B) 1/18x12+1/9x8y+1/9x4y2+3y3 C) 1/9x12-1/6x8y+1/6x4y2-3y3 D) 1/27x12-1/3x8y-1/3x4y2-3y3 E) 1/9x12-2/3x8y+2/3x4y2+3y3
A) 1/8a3-9/16a2b+18/9ab2-9/12b3 B) 1/4a3-3/4a2b+9/4ab2-27/64b3 C) 1/8a3-9/16a2b+27/32ab2-27/64b3 D) 1/4a3-9/8a2b+18/16ab2-9/54b3 E) 1/6a3-6/15a2b+18/27ab2-24/54b3
A) 27/125x3-36/25x2y+16/5xy2-64/27y3 B) 27/125x3+36/25x2y-8/5xy2-54/27y3 C) 18/25x3+18/25x2y+8/5xy2+54/25y3 D) 27/125x3+36/25x2y-8/5xy2+33/18y3 E) 27/125x3+36/25x2y+16/5xy2+64/27y3 |