Puzzles
Sum equals product
and are a special pair of numbers, as
and
so .
Given a number , can you find a number such that
?
Show answer & extension
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If , then:
This will work for any ( will not work as this
will
mean
division by zero).
Extension
(i) Given a number , can you find a number such that
?
(ii) Given a number , can you find a number such that
?
(iii) Given a number , can you find a number such that
?
(iv) Given a number , can you find a number such that
?