Sponsor Area
Principle Of Mathematical Induction
Question
Show that;
Solution
x - y = (x - y + z - z) = -[(y - z) + (z - x)]
tan(x - y) = tan[- {(y - z) + (z - x)}]
tan (x - y) = - tan[(y - z) + (z - x)] (∵ 
)
tan (x - y) = - 
tan(x - y) - tan(x - y) tan(y - z) tan(z - x) = -tan(y - z) - tan(z - x)
Hence, 
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Sponsor Area
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