Simple surd:
A surd which consists of a single term is called a simple or monomial surd.
Example:
Ö3, Ö5, Ö6.
Mixed surd:
If 'a' is a rational number and Öb is a surd
then a+Öb and aÖb are called mixed surds.
Compound Surd:
A surd which is the sum or difference of two or
more surds called a compound surd.
Example:
Ö6 + Ö5, Ö3  5Ö3.
Binomial Surd:
A compound surd consisting of two surds is called a binomial surd.
Example:
Ö6 + Ö5, Ö7  5Ö5
Similar Surd:
If two surds are different multiples of the same surd, they are called
similar surds, otherwise they are dissimilar surds.
Example:
3Ö2, 5Ö2, 6Ö2 are similar surds.
Directions: Choose the correct answer.
