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Explanation of the squared trinomial, one of the notable products, we will solve several examples with different levels of difficulty. Full Course on Notable Products: • Notable Products (FULL Course) I invite you to follow me on my social networks: https://linktr.ee/matematicasprofealex _________________________________________________________________ If you want to help me so that the channel continues to grow you can: Subscribe: https://www.youtube.com/matematicaspr... Contribute to the channel with a donation: https://www.paypal.me/profeAlex Become a member of the channel: https://www.youtube.com/matematicaspr... _________________________________________________________________ Contact Business only, press: [email protected] 0:00 Greeting 0:10 Explanation of the formula 7:21 Example 1 10:17 Example 2 14:24 Example 3 18:16 Example 4 22:05 Practice exercises 26:45 Farewell and recommended videos