What is the unit digit in the product (684 x 759 x 413 x 676)?Options :A.6

To find the unit digit of the product of multiple numbers, you only need to multiply the unit digits of each number together.

Here are the steps:

1. Identify the unit digit of each number:

   • The unit digit of 684 is 4.
   • The unit digit of 759 is 9.
   • The unit digit of 413 is 3.
   • The unit digit of 676 is 6.

2. Multiply these unit digits together:

   • 4 * 9 * 3 * 6 = 648

3. The unit digit of the product 648 is 8.

So, the unit digit in the product (684 x 759 x 413 x 676) is 8.