Mathematics for IGCSE & O level - Indices 1 (Section 2 - No. 29)
Which are correct statements about indices?
A number raised to the power of zero is always 1.
A number with a negative index is always negative.
The reciprocal of a number has a negative index.
Fractional indices represent roots.
説明
Correct statements are: A number raised to the power of zero is always 1, The reciprocal of a number has a negative index, and Fractional indices represent roots.