1.

Find the value 45² using the column method​

Answer» E value 45² using the COLUMN methodColumn 1 = 40² —a²Column 2 = 2×40×5 —2abColumn 3 = 5² —b²Sum of All the COLUMNS is your answer !This is Done using the identity of (a+b)²Ans :—1600+400+25=2025Hope it Helps


Discussion

No Comment Found