Question

sequence 1,4,9,16... is an Ap
true or false ​

Answer 1

Answer:

Not in AP

Step-by-step explanation:

AP tn formula= a+(n-1)d

a=first term=1

d=(t2-t1)=(t3-t2)

=4-1=3

9-4=5

The diffrence is not equal between terms.

So the sequence 1,4,9,16... is not in AP

Answer 2

this is square of 1 i.e 1

then square of 2 i.e 4

then square of 3 i.e 9

and square of 4 i.e 16

next will be square of 5 i.e 25