Chapter 5

Question 1

(5J)
What is an expression?

Answer 1

Expressions involving repeated multiplication can be expressed using a base and an index (plural indices) in index notation.

Question 2

(5J)
What are index laws?
What are they used for?

Answer 2

Index law one: Is for multiplying powers with the same base.
Index law two: Is for dividing powers with the same base.

Question 3

(5K)
What does x to the power of 0 equal to?

Answer 3

Anything to the power of zero is one unless it is zero itself.

Question 4

(5K)
How do you simplify a power of a power?

Answer 4

You simplify a power of a power by multiplying the indices.