Question

ii) The common difference of an A.P. - 4, - 8, -12, ............... is:
a) - 12
b) 2.
c) - 4
d) 4
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Answer 1

Answer:

d=(-8)-(-4)=(-8)+4=(-4)

so option c is the required correct answer

Answer 2

Answer:

Step-by-step explanation:

common difference=-8-(-4)

=-8+4

=-4