simplify using identity (12.8)^2-7.2^2
Answers
Answered by
1
12.8+7.2)(12.8-7.2)
=20*5.6=112
=20*5.6=112
Similar questions
Math,
7 months ago
Science,
7 months ago
Biology,
1 year ago
English,
1 year ago
India Languages,
1 year ago