In this video we review two rules you can use when simplifying the Big O time or space complexity.

Rules:

1. Product rule: If big O is the product of multiple terms, we can drop the constant terms
2. Sum rule: If Big O is the sum of multiple terms, only keep the largest term and drop the rest.

Table of Contents:

• 0:20 Product Rule
• 3:27 sum rule
• 5:27 Putting it all together
• 6:40 Three Time Complexity Examples
• 12:33 Two Space Complexity Examples
• 16:02 Recap

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