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[a+b+c=5],[a^(3)+b^(3)+c^(3)-abc=-25]" f...

[a+b+c=5],[a^(3)+b^(3)+c^(3)-abc=-25]" for ove "

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If a+b+c=5 and ab+bc+ca=10, then prove that a^(3)+b^(3)+c^(3)-3abc=-25 .

If a+b+c=5 and ab+bc+ca=10, then prove that a^(3)+b^(3)+c^(3)-3abc=-25 .

If a+b+c=5 and ab+bc+ca=10 ,then prove that a^(3)+b^(3)+c^(3)-3abc=-25.

(a^(3)+b^(3)-c^(3)+3abc)/(a+b-c)=

If (a - b) = 3 , (b - c) = 5 and ( c - a) = 1 , then the value of (a^(3) + b^(3) + c^(3) - 3abc)/(a + b + c) is

Prove that |(a,b,c),(a-b,b-c,c-a),(b+c,c+a,a+b)| = a^(3) + b^(3) + c^(3) - 3abc .

If a= 5.431, b= 2.121 & c= -7.552 find a^(3) +b^(3) + c^(3) + 3abc= ?