Problem : (- 7)^{2} = ?
Problem : -7^{2} = ?
Problem : (- 3)^{3} = ?
Problem : 0.25^{2} = ?
Problem : 0.01^{3} = ?
Problem : 1.2^{2} = ?
Problem : (7/2)^{2} = ?
Problem : (- 3/5)^{3} = ?
Problem : (- 4/7)^{2} = ?