Difference between revisions of "Template:Subst;square roots"
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== Concept Map == | == Concept Map == | ||
<mm>[[SQUARE ROOTS .mm|Flash]]</mm> | <mm>[[SQUARE ROOTS .mm|Flash]]</mm> | ||
| − | == | + | == '''square root''' == |
Suppose N is a natural number such that N=<math> M^2 </math> . The number M is called square root of M | Suppose N is a natural number such that N=<math> M^2 </math> . The number M is called square root of M | ||
we have <math>m^2</math>=mxm or (-m)x(-m)=<math>(-m)^2</math> thus <math>m^2</math> has 2 square roots, m;m and m example 9=<math>3^2</math> or <math>(-3)^2</math>.thus both 3 and -3 or <math>\sqrt9</math> | we have <math>m^2</math>=mxm or (-m)x(-m)=<math>(-m)^2</math> thus <math>m^2</math> has 2 square roots, m;m and m example 9=<math>3^2</math> or <math>(-3)^2</math>.thus both 3 and -3 or <math>\sqrt9</math> | ||
Revision as of 13:53, 4 September 2013
| Philosophy of Science |
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Concept Map
Error: Mind Map file SQUARE ROOTS .mm not found
square root
Suppose N is a natural number such that N= . The number M is called square root of M we have =mxm or (-m)x(-m)= thus has 2 square roots, m;m and m example 9= or .thus both 3 and -3 or
Textbook
8 and 9 maths text books of Karnataka state
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Additional information
Useful websites
you can play with perfect square numbers from 1 to 1000 & play games with numbers please click here
To estimate the square root of a number click here
To play quiz on square root of a number click here
Reference Books
Teaching Outlines
Concept #
Learning objectives
1. Finding perfect square-numbers
2. Recognising perfect square-numbers in a given group of numbers
3. perfect square-number patterns
4. differentiating between perfect square-numbers & other numbers.
5. Finding square root of a perfect square number by prime facterisation and division method
6. Finding square root of a decimal number
Notes for teachers
Patterns & games of perfect square-number may be given to students
Activity No 1
On a paper make 3 columns like N , NxN & product .give some numbers under column N and students can fill the other 2 columns
- Materials/ Resources needed :- One white paper with 3 columns likeN , NxN &product.Pen or pencil to every student
- Prerequisites/Instructions, if any
- Multimedia resources
- Website interactives/ links/ simulations
- Process/ Developmental Questions
- Evaluation
- Question Corner