Math, asked by alyaanaziz7, 9 months ago

Here are the first four terms of a sequence 9,15,21,27
James say that the 20th sequence is 122
Explain why is he wrong

Answers

Answered by ranahridanshu

0

Answer:

hard question

Step-by-step explanation:

Answered by theuniverseboss

1

a = 9, d = 6.
Since a20 = a + 19d,
20th term = 9 + 19*6 = 9+114 = 123.

Hence he is wrong.

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