powerpoint in radicals for grade 9 .pptx

radicals

1. M GRADE 9 ATHEMATICS for MARK O. AGUSTIN, LPT Subject Teacher

2. O BJECTIVES 1 D ifferentiate like/similar radicals from unlike/ dissimilar radicals 3 T hink and solve on real problems involving radicals. 2 P erform addition and subtraction of radical expressions Mathematics for Grade 9 ADDITION AND SUBTRACTION OF RADICAL EXPRESSIONS

3. S IMPLIFY 1. 2.  

4. M AZE GAME Mathematics for Grade- 9

5. M AZE GAME Mathematics for Grade- 9

6.   ACTIVITY

7. G UESS & CHECK Mathematics for Grade- 9 ADDITION & SUBTRACTION OF RADICAL EXPRESSIONS  

8. A NALYSIS Mathematics for Grade- 9 ADDITION & SUBTRACTION OF RADICAL EXPRESSIONS Find the value of each statement. Which of the following statements are true? Which are false? Do they have the same index? Same radicands? Can you add or subtract the two radical expressions with like radicals? Unlike radicals? How to add or subtract radical expressions?

9. R ULES ON SIMPLIFYING RADICAL EXPRESSION Mathematics for Grade- 9 ADDITION & SUBTRACTION OF RADICAL EXPRESSIONS Simplify all Radicals. Combine only the like radical terms: same radicands and same indices Combine like radicals by combining the coefficients of the = (radical term. Perform the operation (either addition or subtraction)  

10. N OTE Mathematics for Grade- 9 ADDITION & SUBTRACTION OF RADICAL EXPRESSIONS cannot be combined.   EXAMPLE:  

11. I LLUSTRATIVE EXAMPLES Mathematics for Grade- 9 ADDITION & SUBTRACTION OF RADICAL EXPRESSIONS  

12. I LLUSTRATIVE EXAMPLES Mathematics for Grade- 9 ADDITION & SUBTRACTION OF RADICAL EXPRESSIONS  

13. L EG TRACTION Mathematics for Grade- 9 ADDITION & SUBTRACTION OF RADICAL EXPRESSIONS To help align Mark’s broken bone, a doctor uses traction as shown in the figure. Traction is applied by fixing a weight, two pulleys and some stainless steel cable to a broken leg. Based on the setup shown, how many meters cable are used?        

14. S TREAMER Mathematics for Grade- 9 ADDITION & SUBTRACTION OF RADICAL EXPRESSIONS The area of the rectangular streamer is 20 square meters. Its width is meters. How long is the streamer?  

15. E VALUATION Mathematics for Grade- 9 ADDITION & SUBTRACTION OF RADICAL EXPRESSIONS  

16. E VALUATION Mathematics for Grade- 9 ADDITION & SUBTRACTION OF RADICAL EXPRESSIONS  

17. A SSIGNMENT Mathematics for Grade- 9 ADDITION & SUBTRACTION OF RADICAL EXPRESSIONS Error Analysis: discuss what is wrong with the following steps of students  

18. A SSIGNMENT Mathematics for Grade- 9 ADDITION & SUBTRACTION OF RADICAL EXPRESSIONS 2. A triangle frame measure m on two sides and m on the base. Find the perimeter. 3. The length of a rectangle is cm and its width is cm. what is its perimeter?  

19. hank T You!