radical expressions

RADICAL EXPRESSIONS

Enhanced Mathematics

Rewind

• What is affected by the numerical

coefficient that is multiplied to the

quadratic term?

• What is affected by the value of the

constant term of a quadratic function?

• Describe the relation between the

multiplier of the quadratic term to the

width of the parabola.

• The function y=2𝑥2 is translated 4 units

upward. What is the new function?

• The AOS of y=𝑥2is moved to x=3 and no

change in the value of y. What is the

new function?

INTRODUCTION TO RADICALS

• What are radicals?

• What are the parts of a radical?

• How do you transform a radical into

fractional exponent form?

WHAT ARE RADICALS BASICALLY?

Radicals

• Irrational Numbers expressed in roots.

• Another way to express numbers with

fractional exponents

• Expressed as: 𝑎𝑛 where n=index and

a=radicand

• Example: 3 93

Parts of a radical

Exercise

• Identify the radicand and the index of

the radical in the following:

• 3

• 93

• 84

• 𝑥𝑦𝑧𝑛 (where n is a natural number

greater than 1)

TRANSFORMING RADICALS TO FRACTIONAL EXPONENTS AND VICE VERSA