Friday, March 13, 2009

Aiim : hOw dO wE EvaLuatE aLgEbraiiC ExprEssiiOnS ?

Aim : How do we evaluate algebraic expressions ?

Today what i have learn from my math teacher
Ms.Sa was about Vary,Constant and algebraic
expression.

12x could be writing in 12(x) Also.
4/y could be re writing y÷4
3xy/2 could be writing Another way to understand the problem is 3 ( x•y ) /2

Look below for the vocabulary words

Vary : when a letter represents a number that
can vary it is called a Variable.
Constant : A number that cannot change.
Algebraic expression : Consists of one or more variables.

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