ExamPlay Light Logo
登入

Mathematics for IGCSE & O level - Indices 2 (Section 1 - No. 25)

Simplify: (5-2)-1
-25
-10
25
10

解释

(5-2)-1 = 5(-2)*(-1) = 52 = 25

评论 (0)

登录发表评论
广告
BrainBehindX Inc Logo
©2026; 供电 BrainBehindX Inc