Directions: Using the digits 1 to 9, at most one time each, place a digit in each box to create expressions that produce two rational roots and two irrational roots.
Hint
What perfect square and/or cube root numbers are there from 1 to 9?
Answer
One possible answer is 8 & 2
Source: Norma Gordon
Open Middle®
8,2
the 9,4 god works
9,4 god works
9+4=13
9-4=5
9*4=36
9/4=2.25