Answer:
Conjecture: The product of two even numbers will always be even.
Example: 2 x 4 = 8 (even)
Test: 4 x 6 = 24 (even)
Conjecture: The product of two odd numbers will always be odd.
Example: 3 x 5 = 15 (odd)
Test: 7 x 9 = 63 (odd)
Conjecture: The quotient of two integers with a different sign will always be negative.
Example: -6 / 2 = -3 (negative)
Test: -8 / 4 = -2 (negative)
Explanation: