Student's handwritten solutions to algebra problems expanding binomials into sums, demonstrating the pattern (x + a)(x - a) = x² - a².
Handwritten algebra problems showing the expansion of binomials in the form (x + a)(x - a) to x² - a², with examples from (x + 1)(x - 1) to (x + 10)(x - 10), on a printed worksheet titled "Algebra WON: Practical Algebra I skills."
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