Negative and Fractional Indices Flashcards
1
Q
Reciprocal is..
A
Negative number as a fraction
2
Q
5^-2
A
1/25
3
Q
2^-1
A
1/2
4
Q
2^-3
A
1/8
5
Q
1/5^2 as index form
A
5^-2
6
Q
1/3^4 as index form
A
3^-4
7
Q
1/8^3 as index form
A
8^-3
8
Q
1/4^5 as index form
A
4^-5
9
Q
1/2 in the form 2n
A
2^-1
10
Q
1/4 in the form 2n
A
2^-2
11
Q
1/8 in the form 2n
A
2^-3
12
Q
25^1/2
A
the power of 1/2 means square root.
5
13
Q
81^1/2
A
9
14
Q
4^1/2
A
2
15
Q
144^1/2
A
12
16
Q
√x is index form
A
x^1/2
17
Q
√y is index form
A
y^1/2
18
Q
∛a in index form
A
a^1/3
19
Q
4√y in index form
A
y^1/4
