Question

How to calculate (1.7)² and fine the answer

Answer 1

Answer:

2.89

7×7=49

1×1=1

now

1×7×2=14

now write149 and add14 after leaving one digit from the right that will comes to be 289.

now apply decimal (.) after two digits that comes out to be 2.89

mark this trick as a brainilist