Mathematics, 18.08.2021 14:00 yarrito20011307

Let a, b,c be real number such that: (-a/2+b/3+c/6)^3 + (a/3 + b/6 - c/2)^3 + ( a/6 - b/2 + c/3 )^3 = 1/8
Prove that: ( a- 3b + 2c)( a2 + b - 3c )( -3a + 2b +c ) = 9

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Let a, b,c be real number such that: (-a/2+b/3+c/6)^3 + (a/3 + b/6 - c/2)^3 + ( a/6 - b/2 + c/3 )^3...