state gov Allahabad High Court Stenographer 2024 Mock Test Series Quantitative Aptitude Algebra Linear Equation in 2 Variable
यदि x3 + y3 + z3 = 3(1 + xyz), P = y + z – x, Q = z + x – y और R = x + y – z है, तो P3 + Q3 + R3 – 3PQR का मान क्या होगा?
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