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1. the value of 6+6+6+...................is

2.(xb-c)1bybc (xc-a)1byca(xa-b)1byab=

3.a sector is cut from a circle exceeds the diameter by 16.8 cm,then the length of arc is?

4.in an A.P 3rd term is 5 and the 7th term is 9 then 11th term is?

5.in a cyclic quadrilateral ABCD,cosA+cosB+cosC+cosD=

6.the value of log [(tan1)tan2)(tan3)...................(tan89)]is

7.median of xby 5,xby4,xby2,xby3is 8.if x>0,then thevalueof x is

8. the roots of the equation a(b-c)x2+b(c-a)x+c(a-b)=0 are

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by vbreddymrt

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