If the points (x,-2), (5,2), (8,8) are c...

If the points (x,-2), (5,2), (8,8) are collinear, then x is equal to

A

-3

B

`(1)/(3)`

C

1

D

3

Text Solution

Verified by Experts

The correct Answer is:

D

Doubtnut Promotions Banner Desktop Dark

Doubtnut Promotions Banner Mobile Dark

|

Topper's Solved these Questions

MATRICES AND DETERMINANTS
SURA PUBLICATION|Exercise ADDITIONAL PROBLEMS SECTION -A (1 MARK )|7 Videos
MATRICES AND DETERMINANTS
SURA PUBLICATION|Exercise ADDITIONAL PROBLEMS SECTION -B (2 MARK )|3 Videos
MATRICES AND DETERMINANTS
SURA PUBLICATION|Exercise EXERCISE 7.4|9 Videos
INTRODUCTION OF PROBABILITY THEOREM
SURA PUBLICATION|Exercise ADDITIONAL PROBLEMS SECTION - A|14 Videos
QUESTION PAPER -19
SURA PUBLICATION|Exercise SECTION - IV|11 Videos

Similar Questions

Explore conceptually related problems

If the points A(2,5) ,B(4,6) and C(8,a) are collinear find the value of 'a' using slope concept .

For what value of x, the points (x,-1), (2, 1) and (4,5) are collinear?

Knowledge Check

The value of a for which the points (9, 5), (1, 2), (a, 8) are collinear is equal to

A

17

B

8

C

7

D

71

If the points (2,-4)(6,2)(4,x) are collinear than x is:

A

3

B

-3

C

0

D

-1

Similar Questions

Explore conceptually related problems

Show that the points (2,3,4) , (-1,-2,1), (5,8,7) are collinear.

Find the value of x for which the points (x, -1) (2,1) and (4, 5) are collinear.

Show that the points A(2,3,-4) , B(1,-2,3) and C(3,8,-11) are collinear .

Show that the points A(1, -2, -8) B (5, 0, -2) and C(11, 3, 7) are collinear and find the ratio in which B divides AC.

Show that the points (2,3,4),(-1,4,5)and(8,1,2) are collinear.

The line through the points (-2, 6) and (4, 8) is perpendicular to the line through the points (8, 12) and (x, 24). Find the value of x.

SURA PUBLICATION-MATRICES AND DETERMINANTS -EXERCISE 7.5

If A= [(1,-1),(2,-1)] and B = [(a,1),(b,-1)] and(A+B)^(2)=A^(2)+B^(2),...
05:00
|
If A = [(1,2,2),(2,1,-2),(a,2,b)] is a matrix satisfying the equation ...
04:23
|
If A is a square matrix, then which of the following is not symmetric ...
02:48
|
If A and B are symmetric matrices of order n,where(A ne B),then:
05:43
|
If A = [(a,x),(y,a)] and if xy = 1, then det ("AA"^(T)) is equal to
04:06
|
The value of x, for which the matrix A = [(e^(x-2),e^(7+x)),(e^(2+x),e...
02:04
|
If the points (x,-2), (5,2), (8,8) are collinear, then x is equal to
02:08
|
If =|(2a,x(1),y(1)),(2b,x(2),y(2)),(2c,x(3),y(3))|=abc/2 ne 0then the ...
06:32
|
If the square of the matrix [(alpha,beta),(gamma,-alpha)] is the unit ...
01:58
|
If Delta=|(a,b,c),(x,y,z),(p,q,r)|,"then"|(ka,kb,kc),(kx,ky,kz),(kp,kq...
01:37
|
A root of the equation |(3-x,-6,3),(-6,3-x,3),(3,3,-6-x)|=0 is
01:45
|
The value of the determinant of A = [(0,a,-b),(-a,0,c),(b,-c,0)] is
01:43
|
If x(1), x(2), x(3) and y(1),y(2), y(3) are in arithmetic progression ...
04:21
|
If |.| denotes the greatest integer less than or equal to the real num...
02:00
|
If a ne b, b,c satisfy |(a,2b,2c),(3,b,c),(4,a,b)|=0, then abc =
03:02
|
If A = |(-1,2,4),(3,1,0),(-2,4,2)|and B= |(-2,4,2),(6,2,0),(-2,4,8)|,t...
02:10
|
If A is a skew symmetric matrix of order n and C is a column matrix of...
04:30
|
The matrix A satisfying the equation [(1,3),(0,1)] A= [(1,1),(0,-1)] i...
01:59
|
If A +I = [(3,-2),(4,1)], then (A+I) (A-I) is equal to
02:22
|
Let A and B be two symmetrices of same order. Then which one of the f...
Text Solution
|