Question

8. 15th term of the AP :..., -5,-8, -11, ... is -44. Its first is​

Answer 1

Answer:

-2

Step-by-step explanation:

difference of the consecutive terms will give common difference

-8+5=-3=d

now 15th term= a+14d

-44=a+14(-3)

a=-44+42

a=-2

hope it helps u

mark as brainliest

Answer 2

Answer:

Common difference (d) r = -8 + 5=-3

a15=-44

a+(n-1)d=-44

a+(15-1) -3= - 44

a + 14× -3= -44

a-42=-44

a= -44+42

= -2

HOPE IT WILL HELP YOU

PLEASE MARK AS BRAINLIEST