Alright, let's work through 9942 times 3984 step by step
9942 × 3984 = 3984 × (9942)
+ 3984 × 2 that results in 7968
+ 3984 × 40 that equals 159360
+ 3984 × 900 yielding 3585600
+ 3984 × 9000 resulting in 35856000

= 39608928
