Using and Transposing Formulas (VCE SSCE Mathematical Methods): Flashcards
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Formula (definition)
Formula (definition)
Mathematical relationship using symbols to connect quantities
Subject of a formula
Subject of a formula
Variable being calculated, typically isolated on one side
Transposing a formula
Transposing a formula
Rearranging formula to make a different variable the subject
Substitution in formulas
Substitution in formulas
Replacing variables with their given numerical values
Balance principle in transposing
Balance principle in transposing
Same operation must be performed on both sides of equation
Inverse operations in transposing
Inverse operations in transposing
Undo operations in reverse order to isolate desired variable
Method 1 for evaluating unknowns
Method 1 for evaluating unknowns
Substitute known values first, then solve for unknown
Method 2 for evaluating unknowns
Method 2 for evaluating unknowns
Transpose to make unknown the subject, then substitute values
Result when using both evaluation methods
Result when using both evaluation methods
Both methods give the same answer
Transposing with square roots
Transposing with square roots
Square both sides of the equation to eliminate square root
