Question: USING DRRACKET implement the following functions using foldr, with no explicit recursion or helper functions. cross, which consumes two lists of distinct values, and produces

USING DRRACKET implement the following functions using foldr, with no explicit recursion or helper functions.

  • cross, which consumes two lists of distinct values, and produces a list of two-element lists consisting of one value from the first list and one value from the second list.

  • my-filter, which does what the built-in filter function does.

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