Find the 25 term of A P 18, 13, 8
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Answered by
0
Answer:
138
Step-by-step explanation:
formula is a+(n-1)d
here , a=18 n=25 d=5
18+(25-1)5 = 18+24×5 = 18+120 = 138
Answered by
0
Tn = a + (n-1)d
a = first term = 18
d = common difference = 13-18 = -5
So
T25 = 18 + 24* (-5)
T 25 = 18 - 120 = - 102 ans
a = first term = 18
d = common difference = 13-18 = -5
So
T25 = 18 + 24* (-5)
T 25 = 18 - 120 = - 102 ans
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