Thursday, December 23, 2010

Algebra expressions

Algebra expressions is the method of expressing or writing an equation that may be several types of Equations in Algebra like Linear equation, Equations containing radicals, Quadratic equations, Equations involving Fractions, Exponential equations, Logarithmic equations etc…

To write an Algebra equation or Algebra expressions they use various: -

1) Addition
2) Subtraction
3) Multiplication
4) Division

Operations: -

1) ( ) first bracket
2) { } second bracket
3) [ ] third bracket

Terms: -The number is called term when it is added or subtracted.

Parenthesis: -

Powers and Exponents: -When a number is multiplied by itself they get the power as the number of time it multiplies the same is the Powers and Exponents. Example: - b x b i.e. b squared, b x b x b i.e. b cubed. The square and cube are called the exponents.

Factors: - The number is called factor when it is multiplied or divided.

Variable: - x, y, z are usually used as a variable in algebra, variables are those whose values always alter. Algebra expressions can be of
1) One variable
2) Two variable
3) Three variable

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