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If a+b+c =0, then the value of frac(a^2 ...

If a+b+c =0, then the value of `frac(a^2 +b^2+c^2) (a^2 - bc)` is (A) 0 (B) 1 (C) 2 (D) 3

A

B

B

A

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C

D

D

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Knowledge Check

  • If a + b + c = 0 then the value of (a^(2) + b^(2) + c^(2))/(a b + bc + ca) is

    A
    2
    B
    `-2`
    C
    0
    D
    4

  • If a+b+c=0 , then the value of (a^(2)+b^(2)+c^(2))/(bc+ca+ab) is

    A
    2
    B
    -2
    C
    4
    D
    -4

  • Given that a + b + c =2 and a b + bc + ca = 1, then the value of (a + b) ^(2) + (b + c) ^(2) + (c + a ) ^(2)

    A
    16
    B
    6
    C
    8
    D
    10

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    If a,b,c are non-zero real numbers and a+b+c=0, then the value of (a^(2))/(bc)+(b^(2))/(ca)+(c^(2))/(ab) is (A)0(B)2(D)4(C)3

    If a b+b c+c a=0 , then what is the value of (1/(a^2-b c)+1/(b^2-c a)+1/(c^2-a b)) ? (a) 0 (b) 1 (c) 3 (d) a+b+c

    If a+ b+ c=0 what is the value of (a^2 + b^2 + ab)/( b^2 + c^2 + bc) + (c^2 + ca+ a^2)/( b^2 + c^2 + bc) ?

    If a + b + c = 0 , then the value of ((a + b)^(2))/(ab) + ((b + c)^(2))/( bc) + ((c + a)^(2))/(ca) is

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