Question

Find 18th term in AP 12,16,20,24

Answer 1

Answer:

❣ ANSWER ❣

✡ ROCKY HERE ✌

Here ;

AP : 12 , 16 , 20 , 24 ....

a = 12 , d = 16 - 12

= 4

n = 18

an = a + ( n - 1 ) d

= 12 + ( 18 - 1 ) 4

= 12 + 17 ( 4 )

= 12 + 68

= 80

The 18th term of the AP 12 , 16 , 20 , 24 ... is 80 ..

✴HAPPY TO HELP

Answer 2

Given:-

➜A.P=12,16,20,24

➜a=12

➜d=4[16-12]

$\rule{200}{1}$

To Find:-

✪The Value of 18th Term?

$\rule{200}{1}$

AnsWer:-

➜a¹⁸=a+17d

✪Using Given Values in a¹⁸✪

↝a¹⁸=12+17×4

↝a¹⁸=12+68

↝a¹⁸=80

$\rule{200}{2}$