Question

2. Express each of the following in power notation.

1. 25/36

2. -27/64

3. -32/243

4. -1/128

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Answer 1

Answer:

1) 25=5×5=(5)2

36=6×6=(6)2

Then,

=(52/62)

∴(5/6)

2) -27/64

-27=-(3×3×3)

64=4×4×4

Then,

=-(33/43)

∴-(3/4)

3)-32/243

-32=2×2×2×2×2

243=3×3×3×3×3

Then

=(25/35)

∴(2/3)

Answer 2

Answer:

1. 0.6944444444

2.-0.421875

3.-0.1316872428

4.-0.0078125