Question

answer it fast. please. ​

Answer 1

Answer:

15

Step-by-step explanation:

Given

$a_{n}$ = 3 + 4n

substituting n =3 as we want $a_{3}$ i.e. third term

$a_{3}$ = 3 + 4(3)

$a_{3}$  = 3 + 12

$a_{3}$  = 15

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Answer 2

Answer:

Answer is 15

Step-by-step explanation:

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