Question

From the following AP find the 20th term
-3,-7,-11,-15​

Answer 1

Step-by-step explanation:

See the attachment dear

Answer 2

Answer:

d = b-a

= -7 - (-3)

= -7+3=-4

Now,

20th term = a + 19d

=-3+19(-4)

=-3-76= -79

I hope it may help you!!