If the sum of areas of three squares is a2 - b2 - c2 - ab - bc - ca- then sum of their perimeters can be- - - - - - - a2 - b2 - c2 - ab - bc - ca - - - - - - - - -

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Area of a Parallelogram

If the sum of...

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If the sum of areas of three squares is (a² + b² + c² + ab + bc + ca), then sum of their perimeters can be

यदि तीन वर्गों के क्षेत्रफलों का योगफल (a² + b² + c² + ab + bc + ca) है, तब उनके परिमापों का योगफल हो सकता है

\sqrt{2} (a + b + c)

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2(a + b + c)

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2 \sqrt{2} (a + b + c)

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4 \sqrt{2} (a + b + c)

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\frac{a^{2} + b^{2} + a b}{b^{2} + c^{2} + b c} + \frac{c^{2} + c a + a^{2}}{b^{2} + c^{2} + b c}

x = b c - a^{2}

y = c a - b^{2}

z = a b - c^{2}

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

s = b c + c a + a b

Δ_{1} = ∣ ∣ ∣ ∣ \begin{matrix} x & y & z y & z & x z & x & y \end{matrix} ∣ ∣ ∣ ∣

Δ_{2} = ∣ ∣ ∣ ∣ \begin{matrix} r & s & s s & r & s s & s & r \end{matrix} ∣ ∣ ∣ ∣

$If a^{2} + b^{2} + c^{2} - a b - b c - c a = 0, then$

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