Question

Find the 13 term of the ap 5,8,11

Answer 1

Answer:

t13=41

Step-by-step explanation:

a=5

d=8-5=3

t13=a+(n-1)d

=5+(13-1)3

=5+(12)3

=5+36

=41

t13=41

Answer 2

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GIVEN :

The A.P is 5,8,11,14,......

From this ,

The first term, a = 5

The common difference , d = t2 - t1

d = 8 - 5

d = 3

TO FIND :

The 13th term,t13 = ?

SOLUTION:

The general term,tn

$tn = a + (n - 1)d$

where n is the nth term.

t13 = a + ( 13 - 1 ) d

= a + 12d

= 5 + 12 (3)

= 5 + 36

t13 = 41

ANSWER : 41

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