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If x + y = 10 and x - y = 4, what is the value of xy?
21
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21
Practice and solve "If x + y = 10 and x - y = 4, what is the value of xy?..." for RRB JE CBT-1 - Algebra · The correct answer is Option A: 21 · Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.
Practice and solve "If x + y = 10 and x - y = 4, what is the value of xy?..." for RRB JE CBT-1 - Algebra · The correct answer is Option A: 21 · Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.