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if x+y+z=5 and xy+yz+xz=10, then find the value of x^3+y^3+z^3-3xyz.​

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If x+y+z=5and xy+ yz+zx=10 then prove that x3+y3+z3-3xyz=-25

12-Sep-2019 · 2 answers

Find an answer to your question If x+y+z=5and xy+ yz+zx=10 then prove that x3+y3+z3-3xyz=-25. ... x³ + y³ + z³ - 3xyz = (x + y +z)(x² + y² + z² - xy - yz - zx). = (5)( 5 - 10).