121 ×1
Two numbers that multiply to give -1 are -1 and 1.
45
There is an infinite number of answers to this question.
1,331 = 1 x 1,331and1,331 = 11 x 121
This is easy. All you need to know is your 11 times table. 11 times 11 equals 121
12x12
The numbers are: 20 and -48
-144
736
-82
-17