Find the value of -2bc-a2 c2 b2 c2 2ca-b2 a2 b2 a2 2ab-c2-

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Binomial Expression

Find the valu...

Question

Find the value of $Δ ∣ ∣ ∣ ∣ ∣ \begin{matrix} 2 b c - a^{2} & c^{2} & b^{2} c^{2} & 2 c a - b^{2} & a^{2} b^{2} & a^{2} & 2 a b - c^{2} \end{matrix} ∣ ∣ ∣ ∣ ∣$ .

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{∣ ∣ ∣ ∣ \begin{matrix} a & b & c b & c & a c & a & b \end{matrix} ∣ ∣ ∣ ∣}^{2} = ∣ ∣ ∣ ∣ ∣ \begin{matrix} 2 b c - a^{2} & c^{2} & b^{2} c^{2} & 2 a c - b^{2} & a^{2} b^{2} & a^{2} & 2 a b - c^{2} \end{matrix} ∣ ∣ ∣ ∣ ∣ = {(a^{3} + b^{3} + c^{3} - 3 a b c)}^{2}

{^{n + 1} C}_{2} + 2 [{^{2} C}_{2} + {^{3} C}_{2} + {^{4} C}_{2} + . . . . . . + {^{n} C}_{2}]

\frac{n (n + k) (p n + m)}{h}

k + m + p + h

\frac{a^{2} - b^{2} - c^{2}}{(a - b) (a - c)} + \frac{b^{2} - c^{2} - a^{2}}{(b - c) (b - a)} + \frac{c^{2} - a^{2} - b^{2}}{(c - a) (c - b)}

a + b + c = 12

a^{2} + b^{2} + c^{2} = 90

a^{3} + b^{3} + c^{2} - 3 a b c

a = 1

b = - 1

c = 0

(a^{2} - b^{2}) + (c^{2} - b^{2}) + (a^{2} - c^{2})

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