Home » Surds and Indices – Questions and Answers – Quiz 3

Surds and Indices – Questions and Answers – Quiz 3

  • by

1. (243)^n/5 x 3^2n + 1/9^n x 3^n – 1 = ?

1
2
9
3^n

2. 1/1 + a^(n – m) + 1/1 + a^(m – n) = ?

0
1/2
1
a^m + n

3. If m and n are whole numbers such that m^n = 121, the value of (m – 1)^n + 1 is:

1
10
121
1000

4. (x^b/x^c)^(b+c-a).(x^c/x^a)^(c+a-b).(x^a/x^b)^(a+b-c) = ?

x^abc
1
x^ab + bc + ca
x^a + b + c

5. If x = 3 + 22, then the value of (x -1/x)is:

1
2
22
33

Score =
Correct answers:

Leave a Reply

Your email address will not be published.