Question

find the 15th term from the end of Ap 5,9,13......129​

Answer 1

Answer:

hey

Step-by-step explanation:

see what is given

here a =5, d= 4 , n=15 because have to find tn

apply formula tn =a+(n-1)d

t15= 5+(15-1)4

t15= 5+14×4

t15=5+56

t15=61 ans

mark brainlist

Answer 2

Answer:

15th term is 61

Step-by-step explanation:

15th term of ap= T= a+(n-1)d

a=5

d=9-5=4

n=1

substitute above values in the formula

T=5+(15-1)4

=5+(14)4

=5+56

=61