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Popular >

expand (n+1)!(n+2)

Solution

expand

(n + 1)! (n + 2)

Solution

n (n + 1)! + 2 (n + 1)!

Solution steps

(n + 1)! (n + 2)

Apply the distributive law:

a (b + c) = ab + a c

a = (n + 1)!, b = n, c = 2

= (n + 1)! n + (n + 1)! \cdot 2

= n (n + 1)! + 2 (n + 1)!

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Frequently Asked Questions (FAQ)

What is expand (n+1)!(n+2) ?
The solution to expand (n+1)!(n+2) is n(n+1)!+2(n+1)!