Question

Using contributive law, find the square of 43.​

Answer 1

Answer:

Answer: (43)² = 1849.

I think thats ur answer

Answer 2

Answer:

43² = (40+3)²

using method (a+b)²= a²+2ab+b²

(40+3)² = 40²+2×40×3+3²

= 1600+240+9

= 1849

hope it helps.