Question

Simplify and give reasons
(i) 4‐³
(ii) (-2)⁷
(iii)(3/4)‐³
(iv) (-3)‐⁴​

Answer 1

Answer:

1)1/64

2)-128

3)64/27

4)-1/81

Answer 2

Answer:

i . -4 ×-4 ×-4

=64 answer

ii. -2×-2×-2×-2×-2×-2×-2

= 4×4×4×-2

= 64×-2

= -128

iii. -3/4×-3/4×-3/4

= - 27/64

4. -3×-3×-3×-3

= 81