1

Surds

LEARNING OBJECTIVE

This chapter will enable you to learn the concepts and application of:

  • Pure surds

  • Mixed surdsia

  • Rational and irrational surds

  • Various application of surds

INTRODUCTION

If x is a positive real number which cannot be expressed as the nth power of some rational number then irrational number images which is the positive nth root of x, is said to be a surd or a radical.

Symbol

images = radical sign

  n = order of surd

  x = rational number

= irrational number

Types of Surds

There are two types of surds. These are described as under: ...

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