which term of the progression 4,9,14,19 ....is 109 ?
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a = 4
d = 5
Tn = 109
Tn = a + (n-1)d
109 = 4 + (n-1)5
105 = 5n -5
5n = 110
n. = 22
Hence, 22nd term of the AP is 109.
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queen82:
okk
Answered by
5
Answer:
answer is 22nd term
Step-by-step explanation:
here,,
a=4
d=5
tn=109
now, Tn=a+(n-1)d
109=4+(n-1)5
105/5=n-1
n=22
so,22nd term
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