Guide questions:
Consider this binomial ( 5x + 5)³
1. What is the first term ?___, what is its cube?_____
what is its square?____
2. What is the product of the square of the first term and the second term?____
3. In your answer in numer 2, what is product if it is multiplied by 3?___
4. What is the second term? what is its square?
5. What is the product of the square of the second term and the first term?____
6. In your answer in number 5, what is the product if it is multiplied by 3?____
7. What is the cube of the second termı?_____
8. What is the final answer?____
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Answer:
The first term: a1=125x³+ 375x² + 375x + 125
The second term: a2= 125x³+ 375x² + 375x + 125