Question

5,2^2-4,8^2
1,1^2-2●1,1+1

Answer 1

5,2^2=27,04
4,8^2=23,04 27,04-23,04=4

1,1^2=1,21-3,2=-1,99

Answer 2

1)27,04-23,04=4 2)1,21-2,2+1=0,01