Answer:
870
Step-by-step explanation:
Assuming you mean
30
Using the definition
n =
where n! = n(n - 1)(n - 2) ..... 3 × 2 × 1
Then
30 =
=
Cancel the terms 28(27)... on numerator/ denominator, leaving
30 = 30 × 29 = 870
What is the answer to 3y-3=15+2y
1 answer:
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