x³·y²﹙-xy³﹚²(-b²﹚的5次方+(-b的5次方﹚²2﹙x³﹚²·x³-(4x³﹚³+﹙-3x)⁴·x的5次方(x³﹚的m次方÷x的n+2次方·x的n-2次方(-⅔)的6次方
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/20 11:18:23
![x³·y²﹙-xy³﹚²(-b²﹚的5次方+(-b的5次方﹚²2﹙x³﹚²·x³-(4x³﹚³+﹙-3x)⁴·x的5次方(x³﹚的m次方÷x的n+2次方·x的n-2次方(-⅔)的6次方](/uploads/image/z/2821227-51-7.jpg?t=x%26%23179%3B%C2%B7y%26%23178%3B%EF%B9%99-xy%26%23179%3B%EF%B9%9A%26%23178%3B%EF%BC%88-b%26%23178%3B%EF%B9%9A%E7%9A%845%E6%AC%A1%E6%96%B9%2B%EF%BC%88-b%E7%9A%845%E6%AC%A1%E6%96%B9%EF%B9%9A%26%23178%3B2%EF%B9%99x%26%23179%3B%EF%B9%9A%26%23178%3B%C2%B7x%26%23179%3B%EF%BC%8D%EF%BC%884x%26%23179%3B%EF%B9%9A%26%23179%3B%EF%BC%8B%EF%B9%99%EF%BC%8D3x%EF%BC%89%26%238308%3B%C2%B7x%E7%9A%845%E6%AC%A1%E6%96%B9%EF%BC%88x%26%23179%3B%EF%B9%9A%E7%9A%84m%E6%AC%A1%E6%96%B9%C3%B7x%E7%9A%84n%2B2%E6%AC%A1%E6%96%B9%C2%B7x%E7%9A%84n-2%E6%AC%A1%E6%96%B9%EF%BC%88-%26%238532%3B%EF%BC%89%E7%9A%846%E6%AC%A1%E6%96%B9)
x³·y²﹙-xy³﹚²(-b²﹚的5次方+(-b的5次方﹚²2﹙x³﹚²·x³-(4x³﹚³+﹙-3x)⁴·x的5次方(x³﹚的m次方÷x的n+2次方·x的n-2次方(-⅔)的6次方
x³·y²﹙-xy³﹚²
(-b²﹚的5次方+(-b的5次方﹚²
2﹙x³﹚²·x³-(4x³﹚³+﹙-3x)⁴·x的5次方
(x³﹚的m次方÷x的n+2次方·x的n-2次方
(-⅔)的6次方÷﹙⅔﹚³×﹙-3×10﹚º
(-ab)⁴÷﹙-ab)²
(-3a²﹚²
x³·y²﹙-xy³﹚²(-b²﹚的5次方+(-b的5次方﹚²2﹙x³﹚²·x³-(4x³﹚³+﹙-3x)⁴·x的5次方(x³﹚的m次方÷x的n+2次方·x的n-2次方(-⅔)的6次方
① x³·y²﹙-xy³﹚²
= x ² y ² · x ² y ^ 4
= x ^ 4 y ^ 6
②( - b ²) ^ 5 + (- b ^ 5)²
= - b ^ 10 + b ^ 10
= 0
③ 2﹙x³﹚²·x³-(4x³﹚³+﹙-3x)⁴·x的5次方
= 2 x ^ 6 · x ³ - 16 x ^ 6 + 81 x ³ · x ^ 5
= 2 x ^ 9 - 16 x ^ 6 + 81 x ^ 8
④ (x³﹚的m次方÷x的n+2次方·x的n-2次方
= x ^ 3m - x ^(n + 2 - n + 2)
= x ^ 3 m - x ^ 4
⑤ (-⅔)的6次方÷﹙⅔﹚³×﹙-3×10﹚
= (- 2 / 3 )^ (6 - 3)× (- 30)
= (- 2 / 3)³ × (- 30)
= ( 8 / 27)× 30
= 80 / 9
⑥(-ab)⁴÷﹙-ab)²
= a ^ 4 b ^ 4 - a ² b ²
⑦(-3a²﹚²
= 9 a ^ 4