If m2=17, then what is the value of (m+1)(m-1)?[img]2012q1/ct_egreqm_egreqjs_026

游客2024-01-12  26

问题 If m2=17, then what is the value of (m+1)(m-1)?

选项 A、 
B、 
C、 
D、 
E、 

答案 C

解析
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