a^4b+a^3b^2-a^2b^3-ab^4 求解答

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a^4b+a^3b^2-a^2b^3-ab^4求解答a^4b+a^3b^2-a^2b^3-ab^4求解答a^4b+a^3b^2-a^2b^3-ab^4求解答a^4*b+a^3*b^2-a^2*b^3-

a^4b+a^3b^2-a^2b^3-ab^4 求解答
a^4b+a^3b^2-a^2b^3-ab^4 求解答

a^4b+a^3b^2-a^2b^3-ab^4 求解答
a^4 * b + a^3 * b^2 - a^2 * b^3 - a * b^4
= a^3 * b(a + b) - a * b^3(a + b)
= (a + b)(a^3 * b - a * b^3)
= ab(a + b)(a^2 - b^2)
= ab(a + b)(a + b)(a - b)
= ab(a - b)(a + b)^2

(a+2b)(a-2b)+(a-b)(a+b)-2(a-3b)(a-b) 5(a*a*b-3*a*a*b)-2*(a*a*b-7*a*b*b) 2(a+b)-[4(a+b)-3(a+b)]一[5(a-b)+(a-b)]过程 (2/3a)-[2/(a+b)]{[(a+b)/3a]-a-b}÷[(a-b)/b] 2a(a-b)+4a(2a+3b) (2a-3b)[(a+b)-b(a-3b)] (2/3a)-[2/(a+b)]{[(a+b)/3a]-a-b}÷[(a-b)/a] 化简:[2/3a - 2/(a+b) * (a+b/3a - a - b)] / (a-b)/a 计算：(4a-b)^2-[8a*(a-b)-(3a-b)*(3a+b)] a+a-a+2a-3a-2b+3b-5b+3b-4b-5b a^2(a-b)+b^2(b-a) 因式分解 (a-b)^3-(a-b)^2 因式分解 2(a+3b)²-8(a+b)(a-b)-(a+3b)(a-b) A-B A+B 2B+A 3A-B 6A+2B 化简a/b(a-b)-b/a(a-b)其中a=3 b=-2 (a-2b)(-2b-a)-(3a+4b)(-3a+4b) 4(b-a)(a+b)-(2a-3b)(3a-2b)怎么计算 4(a-b)3•(a+b)2÷【2(a+b)(a-b)】2 (a+2b)(2a+4b)(3a+6b)(4a+8b)