The common difference of the A.P: $-4,\ -2,\ 0,\ 2, \ldots$ is
$( a).\ 2\ ( b).\ -2\ ( c).\ \frac{1}{2}\ ( d).\ -\frac{1}{2}$.

Academic Mathematics NCERT Class 10

Given: An A.P: $-4,\ -2,\ 0,\ 2, \ldots$.

To do: To find the common difference of the A.P.

Solution:

Given A.P. is $-4,\ -2,\ 0,\ 2, \ldots$

Common difference$=-2-( -4)=-2+4=2$

Thus, option $( a)$ is correct.

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Updated on: 10-Oct-2022

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