Question

Write 19! – 17! as the product of a whole number and a factorial number.

Answer 1

Answer:

answer fro the given problem is given

Answer 2

$19! - 17!$

$= 19 \times 18 \times 17! - 17!$

$= 17!(19 \times 18 - 1)$

$= 17!(342 - 1)$

$= 17!(341)$

→ 19! - 17! = 341 - 17!