Which term of Arithmetic progression,-12,-9,-6, …… is 0(zero)?
A) 3 B) 6
C) 5 D) 7
Answers
Answered by
0
Step-by-step explanation:
5 is the answer for the question
Answered by
6
Answer:
Given,
First term, a = -12
Common Difference, d = 3
An = 0
To find,
Which term of the given AP is 0
An = a + ( n - 1 ) d
0 = -12 + ( n - 1 ) 3
0 = -12 + 3n - 3
0 = -12 - 3 + 3n
0 = -15 + 3n
0 + 15 = 3n
15 = 3n
therefore, n = 5th term
hence,
Correct option is (c) 5.
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