Math, asked by shivam91771, 9 months ago

If x1,x2.X3,x4 are positive roots of equation x4-8x3+ax2-bx+16=0 then tan-1x1+tan-1x2+tan-1x3+tan-1x4

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Answered by kyogender768

1

Answer:

why can't you solve it ..

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