Index and Surd Laws
The Zero Power

Index and Surd Laws

​Index laws

• Multiplying indices using unknowns
• Dividing indices using unknowns
• Power of a power using unknowns
• The zero power
• Expanding quotients
• What are negative indices?
• Simplifying problems with negative indices
• ​Rational indices​

​Application of indices

• Scientific notation
• Significant figures​

Surd laws

• Simplifying surds
• Operating with surds

Any number (except zero) that is to the power of zero is always equal to one.