Question

two AP have the same common difference the first terms of the two A.P are -1 and -6 respectively. what is the difference between their 4th terms ?

Answer 1

hope it helps...

cheers....

Pikachu...

Answer 2

Answer:

Step-by-step explanation:

an of first ap. a+(n-1)d

-1+(4-1)d

-1+3d. (1)

an of second ap -6+(4-1) d

-6+3d (2)

From (1) and (2)

-1+3d

-6+3d

= 5..

Hope it helps you

Hit that thanks then..