Find the 25t term from the last term of the AP: 3, 8, 13, …………. , 253.
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Answered by
1
Answer:
3,8,13,......,253 C.D is 5 The reverse AP is 253,248,243,.....13,8,3 C.D is ( - 5 ) T25 = 253 + ( 25 - 1 ) ( - 5 ) = 253 - 120 = 133
Answered by
1
Answer:
we know An= a+(n-1) d
Step-by-step explanation:
a=3
d= 8-3= 5
n=25
A25= 3+(25-1)5
A25= 123
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