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Advanced Mathematics 3207 (delisted)
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Unit 04
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Set 04 ILO 02
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Step E
Investigation 7A: Is the Calculator Defective? & Investigation 7B: The Distance Formula and Compound Angle Identities
Step E
The initial equation is:
.
Make use of the Foil Method
Recall:
Again, leave the expression in terms of
d
2
.
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