算式化简π [(x+y)÷2]² ÷ 2 - [ π (x÷2)² ÷2]-[ π (y÷2)² ÷2]
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/26 05:14:45
![算式化简π [(x+y)÷2]² ÷ 2 - [ π (x÷2)² ÷2]-[ π (y÷2)² ÷2]](/uploads/image/z/14980056-24-6.jpg?t=%E7%AE%97%E5%BC%8F%E5%8C%96%E7%AE%80%CF%80+%5B%EF%BC%88x%2By%29%C3%B72%5D%26sup2%3B+%C3%B7+2+-+%5B+%CF%80+%EF%BC%88x%C3%B72%EF%BC%89%26sup2%3B+%C3%B72%5D-%5B+%CF%80+%EF%BC%88y%C3%B72%EF%BC%89%26sup2%3B+%C3%B72%5D)
算式化简π [(x+y)÷2]² ÷ 2 - [ π (x÷2)² ÷2]-[ π (y÷2)² ÷2]
算式化简
π [(x+y)÷2]² ÷ 2 - [ π (x÷2)² ÷2]-[ π (y÷2)² ÷2]
算式化简π [(x+y)÷2]² ÷ 2 - [ π (x÷2)² ÷2]-[ π (y÷2)² ÷2]
答案为 四分之一πxy