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This month:
Stage 1&2
Stage 2&3
Stage 3&4
Stage 4&5
Staircase
Problem
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Stage: 5 Challenge Level:
Consider this as a sequence given by:
$$x_{n+1}=x^{x_n}$$
where $x_1=x^3$.
Now consider the sequence of equations given by $x_n=3$.
Manipulating algebraic expressions/formulae
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epsilons
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Mathematical reasoning & proof
.
Stage 5 - Reviewed 2012
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Index notation/Indices
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Inequality/inequalities
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Surds
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Powers & roots
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Proof by contradiction
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alphas
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Published March 2003,April 2003.
Help With Mathematical Display