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ALGEBRA By the end of the lesson you will be able to: • Revise rules of indices. • Multiply two brackets. • Use the formula to expand the square of a binomial. • Factorise expressions by using common factor or grouping terms. • Simplify algebraic fractions. • Factorise expressions by using difference of two perfect squares .

Revision algebra 1

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revision on indices, common factors, equations and simultaneous equations

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  • 1. ALGEBRA Bytheendofthelessonyouwillbeableto: Reviserulesofindices. Multiplytwobrackets. Usetheformulatoexpandthesquareofabinomial. Factoriseexpressionsbyusingcommonfactororgroupingterms. Simplifyalgebraicfractions. Factoriseexpressionsbyusingdifferenceoftwoperfectsquares.

2. Writewithoutusingbrackets: 3. 2x(x5)(x+5)= 4. (x+2y)(x6y)(xy)(x3y)= Expand: 5. Factorise: 6. Factorise: 7. Factorise: 8. Simplify: 9. Simplify: 10. Makexthesubjectoftheformula: 11. Makerthesubjectoftheformula: 12. Solvetheequation: 13. Solvetheequation: 14. Solvetheequation: 15. Solvebysubstitution: 16. Solvebyeliminationmethod: 17. Solve: 18. Factorisetheexpression: a(2+x)+b(2+x)= 19. Factorisetheexpression: 2a+ax+2b+bx= 20. Factorisetheexpression: 3x3y+axay= 21. (x5)(x+a)= x2 +xa5x5a Expand Factorise 22. ax+bx+ay+by= Factorise: 23. xy+mx+3y+3m= Factorise: 24. t2 3ta+t3a= 25. Attachments Differenceof2SquaresGeometricDemo.ppt 5Commonfactor&grouping.doc


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