[" Evaluate: "],[(998)^(3)]

(998)^(2)

Evaluate: (998)^2

Use identities to evaluate: (998)^(2)

Using identities, evaluate: 998^2

(i) quad (998)^(3)

Evaluate i ^998

The value of (998)^(2) is

Evaluate : (i) i^(23)" "(ii) i^(998)" "(iii)i^(-998)" "(iv) i^(-71) (v) (sqrt(-1))^(91)" "(vi) (i^(37)xx i^(-61))" "(vii) i^(-1)