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The 2x2 matrix M that represents a sheer is transformed by the 2x2 matrix kI. This increases the area of the unit square transformed by M to 400. Find the value of k.
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Posts: 49
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A sequence is defined by p(0) = p(1) = p(2) and p(n) = p(n-2) + p(n-3)
Find the value of p(13)
[spoiler]21
Relevant link:
https://en.wikipedia.org/wiki/Padovan_sequence[/spoiler]