1. what is the product of 3/4 and - 6/7? 1. -7/8 2.-9/14 3. 9/14 4. 7/8 2. what is the product of -2/7 and -3/7? 1. -7/8 2.-6/49 3. 6/49 4. 7/8 how do the expressions 72÷ 9 and -72÷ (-9) compare when they are evaluated? 1. they have different values and are different signs. 2. they have different values but are the same sign. 3. they have the same value but are different signs. 4. they have the same value and the same sign. you for all the answers; )