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Finite Math Examples
13!10!⋅3!
Step 1
Rewrite 13! as 13⋅12⋅11⋅10!.
13⋅12⋅11⋅10!10!⋅3!
Step 2
Step 2.1
Cancel the common factor.
13⋅12⋅11⋅10!10!⋅3!
Step 2.2
Rewrite the expression.
13⋅12⋅113!
13⋅12⋅113!
Step 3
Step 3.1
Multiply 13 by 12.
156⋅113!
Step 3.2
Multiply 156 by 11.
17163!
17163!
Step 4
Step 4.1
Expand 3! to 3⋅2⋅1.
17163⋅2⋅1
Step 4.2
Multiply 3⋅2⋅1.
Step 4.2.1
Multiply 3 by 2.
17166⋅1
Step 4.2.2
Multiply 6 by 1.
17166
17166
17166
Step 5
Divide 1716 by 6.
286