Question

using identity find the square of 18 step wise​

Answer 1

Answer:

√18=

√2*3*3=

3√2

Step-by-step explanation:

Please mark me as a brainlist,5 ⭐, thank me and follow me

Answer 2

Step-by-step explanation:

We can write 103 as 100+3 . By using the identity , (a+b)^2 = a^2+2ab +b^2. (100+3)^2 = 10000+9+600 = 10609.