Question

The order of the first term more than 100 in the sequence (Tn)=(2+5n) is ……

Answer 1

20

Explanation:

T19 = 97

T20 = 102

The 20th term is the first term more than 100.

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You can find the value of n from ...

2 +5n > 100

5n > 98

n > 19.6

The 20th term is the first term more than 100.