Add 2x - 3y + z , 5y - x + 7z and 3x - ...

Add 2x - 3y + z , 5y - x + 7z and 3x - y - 6z.

Text Solution

Verified by Experts

The correct Answer is:

`4x + y + 2z`

Doubtnut Promotions Banner Desktop Dark

Doubtnut Promotions Banner Mobile Dark

|

Topper's Solved these Questions

EXPRESSIONS AND SPECIAL PRODUCTS
PEARSON IIT JEE FOUNDATION|Exercise TEST YOUR CONCEPTS (VERY SHORT ANSWER TYPE QUESTIONS) |30 Videos
EXPRESSIONS AND SPECIAL PRODUCTS
PEARSON IIT JEE FOUNDATION|Exercise TEST YOUR CONCEPTS (SHORT ANSWER TYPE QUESTIONS) |36 Videos
EXPRESSIONS AND SPECIAL PRODUCTS
PEARSON IIT JEE FOUNDATION|Exercise Assessment Tests (Test 2)|12 Videos
EQUATIONS AND THEIR APPLICATIONS
PEARSON IIT JEE FOUNDATION|Exercise Level 3|23 Videos
FORMULAE
PEARSON IIT JEE FOUNDATION|Exercise TEST 2|11 Videos

Similar Questions

Explore conceptually related problems

Add: 5x - 8y + 2z, 3z - 4y - 2x, 6y - z - x and 3x - 2z - 3y

Add the following: (i) x – 3y – 2z , 5x + 7y – 8z , 3x – 2y + 5z

Knowledge Check

The sum of 4x - 3y - 7z, x -y -z and - 2x- 3y+ 4z is

A

`3x - 7y - 4z`

B

`3x - y + 4z`

C

`3x + y - 4z`

D

`3x + y + 4z`

The equations x + 2y + 3z = 1, x − y + 4z = 0 and 2x + y + 7z = 1has

A

only one solution

B

only two solutions

C

no solution

D

infinitely many solutions

The system x+4y -2z = 3x + y + 5z = 7 and 2x + 3y + z = 5 has

A

infinite number of solutions

B

unique solution

C

trivial solution

D

no solution

Similar Questions

Explore conceptually related problems

Write the following in matrix form : 3x - 4y + 3z = 25 7x + 2y - 6z = 11 2x - 7y + 8z = 25

Find the angle between the planes : (i) 3 x - 6y - 2z = 7 " " 2x + y - 2z = 5 (ii) 4 x + 8y + z = 8 " " and y + z = 4 (iii) 2 x - y + z =6 " " and x + y + 2z = 7 .

Prove that the lines 3x + 2y + z – 5 = 0 = x + y – 2z – 3 and 2x – y – z = 0 = 7x + 10y – 8z – 15 are perpendicular

The number of solutions of the system of equations x+y+z = 4, 2x + 5y – 2z = 3 and x + 7y – 7z = 5, is /are a)0 b)1 c)2 d)infinite

The equation of plane through the intersection of the planes x + 2y + 3z - 4 = 0 and 2x + y - z + 5 = 0 and perpendicular to the plane 5x + 3y + 6z = 8, is

PEARSON IIT JEE FOUNDATION-EXPRESSIONS AND SPECIAL PRODUCTS -EXAMPLE 2.1

Add 2x - 3y + z , 5y - x + 7z and 3x - y - 6z.
02:17
|
Subtract 8p-5q + 7r from 5p- 9q + 3r.
01:22
|
What should be subtracted from x^(3) - 7x^(2) + 17x + 17 so that the d...
02:59
|
Multiply (5 - 3x - 4x^(2)) with 2x-3
01:52
|
(a) Expand (x+4) (x+7) (b) Expand (x+2) (x-5).
01:44
|
Expand (x + 3) (x - 2) (x + 6).
02:24
|
Expand (3x + 4y)^(2).
01:04
|
If x + (1)/(x) = 3 , then find the value of x^(2) + (1)/(x^(2)).
01:08
|
Expand (5x-9y)^(2)
01:09
|
If x - (1)/(x) = 5 , then find the value of x^(2) + (1)/(x^(2)).
01:16
|
If Y + (1)/(Y) = -2 , then find the value of Y^(50) - (1)/(Y^(50)).
02:04
|
If x^(2) - y^(2) = 12 xy , then find the value of (x^(2))/(y^(2)) + (y...
01:24
|
Simplify (3x + 4y)^(2) + (3x-4y)^(2).
01:47
|
Simplify (11x + 3y)^(2) - (11x - 3y)^(2).
01:37
|
Simplify: (3x - 7y) (5x + 2y)
01:04
|
Factorise 49x^(2) - 16y^(2).
01:11
|
(a) Factorise : x^(2) - (z-5)x - 5z (b) Factorise : x^(2) + x - y + ...
02:50
|
(a) Factorise : 9x^(2) - 24 xy + 16y^(2) (b) Factorise : 25x^(2) + (...
02:49
|
Divide 18x^(4) - 27 x^(3) + 6x by 3x.
01:26
|
Divide 10x^(3) + 41x^(2) - 4x - 15 by 5x + 3.
03:18
|