11√7 ?
1. 11
2. 10√7
3. 10
4. 11√7
Answers
Answered by
0
Answer:
=11+711−7×11−711−7
=(11+7)(11−7)(11−7)2
=(11)2−(7)2(11)2+(7)2−2(11)(7)
=
Similar questions