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Exam (elaborations)
HOLT ALGEBRA 2
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---4March 20232022/2023A+
- HOLT ALGEBRA 2. Square of a Binomial 
 The square of a binomial is expanded by getting the square of the 
first term, plus twice the product of the first terms times the second term, 
plus the square of the second term. 
 
 Formula: (x + y)² = x² + 2xy + y² 
 (x – y)² = x² - 2xy + y²
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$13.49 More Info
ExcelAcademia2026
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Exam (elaborations)
HOLT ALGEBRA 2
-
---4March 20232022/2023A+
- HOLT 
ALGEBRA 2. Square of a Binomial 
 The square of a binomial is expanded by getting the square of the 
first term, plus twice the product of the first terms times the second term, 
plus the square of the second term. 
 
 Formula: (x + y)² = x² + 2xy + y² 
 (x – y)² = x² - 2xy + y² 
 Example: (4a + 5b)² = (4a)² + 2(4a)(5b)+(5b)² 
 = 16a² + 40ab + 25b².
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$15.49 More Info
STUDYLAB2023