The common difference of the AP 2a-b, 4a...

The common difference of the AP `2a-b, 4a-3b, 6a-5b` is ………..

A

`2a-2b`

B

`a-b`

C

`2a-b`

D

`4a-3b`

Text Solution

Verified by Experts

The correct Answer is:

A

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Knowledge Check

In the AP, first term is 4 and common difference is -1 then AP is ………..

A

9,3,-6,…….

B

10, 12, 14, …….

C

5,8,16,………….

D

4,3,2,……

The point of concurrence of the lines (2a+5b)x+(3a-2b)y-5a-3b=0 is

A

`(1,1)`

B

(1, -1)

C

(2, 2)

D

(-2, 2)

The position vector of the centroid of the triangle formed by the points 2a + 3b, 5a + 4b, 2a - b is

A

3a + 2b

B

3b - 2a

C

4a + 7b

D

5b - 2a

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For the following A.Ps write the first term and the common difference. a-3b,a+b,a+5b,a+9b,…..

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VGS PUBLICATION-BRILLIANT-PROGRESSIONS-Part - B Observation bits to solve various bits (Given in the public examination)

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