In a \\Delta {ABC}, a^{4}+b^{4}+c^{4}=2 b^{2} c^{2}+2 a^{2} b^{2} then B=

Correct Answer is : π4 or 3π4

\frac{\\pi}{4} or \frac{3 \\pi}{4}

\frac{\\pi}{3} or \frac{2 \\pi}{3}

\frac{\\pi}{6} or \frac{5 \\pi}{6}

TS EAMCET 4 May 2018 Shift 2 Solved Paper

Section: Mathematics

Question : 28 of 160

Marks: +1, -0

In a ΔABC,a4+b4+c4=2b2c2+2a2b2 then B=

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