factor 64XsquaredYsquared -9?
回答 (1)
2015-03-12 1:11 am
64x²y² - 9
This is the difference of two squares, which has a generic form of:
a² - b² = (a + b)(a - b)
in this case:
a = 8xy
b = 3
So that gives you:
(8xy + 3)(8xy - 3)
The symbol that you can't find is <SHIFT-6>
This is the difference of two squares, which has a generic form of:
a² - b² = (a + b)(a - b)
in this case:
a = 8xy
b = 3
So that gives you:
(8xy + 3)(8xy - 3)
The symbol that you can't find is <SHIFT-6>
收錄日期: 2021-04-21 01:27:30
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20150311170151AArGDwb