is the sequence A.P? Justify
-10,-6,-2,2__
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Step-by-step explanation:
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given
- ap -10 ,-6 ,-2 ,2
To find
- is the sequence in ap
solution
as we know if the common difference will be same then this is in ap
a2-a1=
= -6-(-10)
=-6+10
=4
a3-a2=
= -2-(-6)
-2+6
= 4
a4-a3
=2-(-2)
= 4
hence the common difference(4) is same so we can say that this sequence is in ap
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