find (56)^2 by using of column method
Answers
Answered by
0
a=5,b=6
a^2 2ab b^2
25 60 36
25 60+3 6 [2nd digit of b^2 will
add to 2ab]
25 63 6
(25+6) 3 6
So answer=3136
a^2 2ab b^2
25 60 36
25 60+3 6 [2nd digit of b^2 will
add to 2ab]
25 63 6
(25+6) 3 6
So answer=3136
Similar questions