find t23 for A.P 9,4,-1,
Answers
Answered by
0
Explanation:
a= 9, common difference = 4-9= -5
n= 23
Formula ::
tn = a+ ( n-1) d
put the value
t23 = 9 + ( 23-1) -5
= 9+ 23 × -5
= 9-115
= -106
so....
t23 = -106
Hope it will be help you✍️✍️
Similar questions