分解因式(1)4(2x2-x+1)(x2-2x+3)-(3x2-3x+4)2 (2)(x+5)^4+(x+3)^4-82

问题描述:

分解因式(1)4(2x2-x+1)(x2-2x+3)-(3x2-3x+4)2 (2)(x+5)^4+(x+3)^4-82

(1)4(2x²-x+1)(x²-2x+3)-(3x²-3x+4)²=4(2x²-x+1)(x²-2x+3)-[(2x²-x+1)+(x²-2x+3)]²=4(2x²-x+1)(x²-2x+3)-(2x²-x+1)²-2(2x²-x+1)(x²-...