If one root of the equation |{:(7,6,x^(2...

If one root of the equation `|{:(7,6,x^(2)-13),(2,x^(2)-13,2),(x^(2)-13,3,7):}|` =0 is x=2 the sum of all other five roots is

A

`2sqrt(15)`

B

-2

C

`sqrt(20)+sqrt(15)-2`

D

None of these

Verified by Experts

The correct Answer is:

B

Similar Questions

Explore conceptually related problems

The equations |{:(7,6,x),(2,x,2),(x,3,7):}|=0 has one root x = -9 then others roots …….

The roots of the equation x^(2)-2sqrt(3)x+3=0 are

Find the roots of the equation (1)/(x)-(1)/(x-2)=3, x ne 0,2

Find all roots of the equation x^(6)-x^(5)+x^(4)-x^(2)+x-1=0.

Find the roots of the quadratic equation 6x^(2)-x-2=0 .

If one root of the quadratic equation ix^2-2(i+1)x +(2-i)=0,i =sqrt(-1) is 2-i , the other root is

The number of real roots of the equation |x|^(2) -3|x| + 2 = 0 , is

The sum of the roots of the equation 2^(33 x-2)+2^(11 x+2)=2^(22 x+1)+1 is

Find the roots of the quadractic equation 3x^(2) -2sqrt(6)x+2=0 .

What will be the graph for the equation 6x-2x^(2)+7?