Question

2.Choose the correct choice in the following and justify : 100^( th ) term of the AP:7(1)/(2) 15 ... ​

Answer 1

Answer:

799

Step-by-step explanation:

first term 7

second term 15

common difference 8

100th term = first term + (100-1) ×common diffrence

= 7 + 99×8

= 7 + 792 = 799

Answer 2

Answer:

$an = a + {n - 1)d$

1. An= 15|2+99(15/2)
2. Ans is 750