Question

12. State whether the given sequence is an A.P.
or not: *

1³,2³,3³,4³,5³
a. NotanA. P
b. anA. P. withd = 3
c. anA. P. withd = 7​

Answer 1

Answer:

c . anA. p . withd = 7

Step-by-step explanation:

please mark in barinlist answer

Answer 2

Answer:

Not an A.P.

Step-by-step explanation:

the given sequence is

1³,2³,3³,4³,5³.....

now, 1³= 1, 2³=8, 3³=27,

4³=64, 5³=125

t1 = 1³= 1, t2 = 2³= 8, t3= 3³= 27.....

now, t2- t1= 8-1 = 7

t3- t2= 27-8 = 19

7≠19

t2- t1 ≠ t3-t2

the sequence is not an A.P.