Find the product.

(a - 3) (a - 5)

a^2 + 15

-2a - 5

a^2 - 2a + 8

a^2 - 8a + 15

The correct answer of the given expression above would be the last option. We just solved this using the distributive property.

So: (a - 3) (a - 5)

a^2 - 3a - 5a + 15

a^2 - 8a + 15

Hope this is the answer that you are looking for. Have a great day!