登入
Mathematics for IGCSE & O level - Algebraic Manipulation (Section 2 - No. 14)
Which expression is the result of a difference of squares factorization?
x² + 2x + 1
x² - 4
x² + 4
x² + 6x + 9
解释
A difference of squares results in (a+b)(a-b).
评论 (0)
登录发表评论
广告
允许 javascript 正确加载此页面