Find 20th term of AP 9 , 13 , 17 , 21
Answers
Answered by
8
HOLA
======================
First term = 9
Common difference = 4
Tn = A + ( N - 1 ) D
T20 = 9 + ( 20n - 1 ) 4
T20 = 9 + ( 80n - 4 ) ==> 76 + 9 = 85
T20 = 85
Hence the 20th term of AP is 85
=============================
HOPE U UNDERSTAND ❤❤❤
======================
First term = 9
Common difference = 4
Tn = A + ( N - 1 ) D
T20 = 9 + ( 20n - 1 ) 4
T20 = 9 + ( 80n - 4 ) ==> 76 + 9 = 85
T20 = 85
Hence the 20th term of AP is 85
=============================
HOPE U UNDERSTAND ❤❤❤
Similar questions