Polynomial Features
Hard
feature-engineering
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Given a list of feature values and a degree, generate polynomial features up to that degree for each value. Return a list of lists.
Example
polynomial_features([2, 3], 3)
# => [[2, 4, 8], [3, 9, 27]]
# Each row: [x^1, x^2, x^3]
Test Cases
Python Editor
Output
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