Question

Find the sum of 2nd term and 5th term of an A. P. -15,-5,5......

Answer 1

Answer:

First Term A¹= -15

Second Term A² = -5

Common difference, d = A² - A¹

= -5 - (-15) = -5 + 15 = 10

Step-by-step explanation:

2nd term = A¹ + d = -15 + 10 = -5

5th term = A¹ + 4d = -15 + 40 = 25

Sum of 2nd & 5th term = -5 + 25 = 20

BEST OF LUCK !!!!

Answer 2

Answer:20

Step-by-step explanation:

Ap -15,-5,5

A=-15 a2=-5 d=-5-(-15)=-5+15=10

A5 a+4d= - 15+4*10=-15+40=25

Now sum a + a5

-5+25=20