-81
your answer are around...
-5.1726 and 18.1725
-9+4
-2
28(-28)
2.4115 and 33.5885 (to 4 dp)
8, 5 and 2
The numbers are: 30 and -30
The numbers are 10 and 5.2
5
26
A two digit number whose two digits added together equal 42 and multiplied together equal 82
Two (or four) digits added together cannot equal 42. Two-digit numbers multiplied together cannot equal 82.
1848