It is: -9
Well, for a product, you would be multiplying. So 19 and it's opposite, -19, you would multiply them to get a product of -361.
8 & 11
Product means to multiply; 19 x 3.6 = 68.4
11 * 19 = 209
It is: 11 times 19 = 209
19 multiplied by 30 is 570.
19 multiplied by 24 is 456.
325 multiplied by 19 is 6,175
As a product of its prime factors:3*7*19*19 = 7581
66.5
95.
380