ALGEBRA 1 Version 2009
Revised and highly enlarged.
ALGEBRA 2
ALGEBRA 3
ALGEBRA 4
GEOMETRY 1
ELECTRICITY 1
ELECTRICITY 2
ELECTRICITY 1&2
OPTICS 1
OPTICS 2
MECHANICS 3
 
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 ALGEBRA 1
 
  free extract of chapter : 17

     17. Setting Down and Solving Linear Equations Containing One Unknown Variable.
            5. In the country.

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 ALGEBRA 2
 
  free extract of chapter : 8

     8. Applications of factoring : roots of a polynomial. Sign of a polynomial.
            7. Factoring using identities and determining the degree and roots of polynomials.

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