Question

5) The sequence 5,11,17,23,.....

a)is an AP, reason d=4

b)is an AP, reason d=6

c)is not an AP

d)is an AP ,reason d=5

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Answer 1

Answer:

b

Step-by-step explanation:

d= a2-a1

= 11-5=6

a3-a2

17-11=6

so, d =6

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Answer 2

Answer:

b)is an AP, reason d=6

Step-by-step explanation:

In an AP

d=a2-a1=a3-a2

11-5=17-11

6 =6

therefore d=6