The document is a lesson on surds, which are irrational numbers that cannot be expressed as common fractions like square roots. It discusses different sets of numbers and distinguishes between rational and irrational numbers. It provides examples of simplifying expressions involving surds and rules for operations like multiplication and addition of surds. The lesson aims to help students simplify expressions involving surds and rationalize fractions with surds in the denominator.
Stress your brain to search the innumerable patterns hidden in numbers which we usually overlook in Maths.From Sierpinski Triangle to Pandiagonal Magic Square, Fibonnaci Numbers to Hockey Stick Pattern.Explore how they are used in daily life, in espionage.....?? technology and glare at the inventories.
Stress your brain to search the innumerable patterns hidden in numbers which we usually overlook in Maths.From Sierpinski Triangle to Pandiagonal Magic Square, Fibonnaci Numbers to Hockey Stick Pattern.Explore how they are used in daily life, in espionage.....?? technology and glare at the inventories.
This power point may be used as a review for adding, subtracting, dividing, and multiplying fractions. There are video links to reviews on you tube and practice problems.
2. Surds
By the end of the lesson you should be able to:
• Distinguish between the different sets of numbers.
• Simplify expressions involving surds.
• Rationalise fractions with surds in the denominator.
Title: Mar 304:08 p.m. (2 of 25)
3. Sets of numbers
= {1, 2, 3, 4,...} Natural numbers
= {...,2,1,0 , 1 ,2 ,3,...}
Integer numbers
= {any number that can be expressed as a fraction}
Rational numbers
0.2 50
terminating decimals whole
recurring decimals numbers
fractions
Title: Mar 304:08 p.m. (3 of 25)