Worksheet 3. Find the following products using Identity-III.(i)(2x + 7 – InterviewSolution

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Worksheet 3. Find the following products using Identity-III.(i)(2x + 7y) (2x - 7y)

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Using the identity: (a-b) (a+b) a²-b²(2x) ²-(7y) ²4x²-49y²

using idenity(a+b)(a-b)a2-b2(2x^2)-(7y^2)4x-49

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