Question

solve these question please No. 1),2),3) and 4).

Answer 1

Answer:

1. (175+25)^2=200^2=40000

2 (322-22)^2=300^2=90000

3. (.76+.24)^2=1^2=1

4. (7.83-1.17)(7.83+1.17)/6.66

=6.66×9/6.66=9

Answer 2

Hope it will help you...