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