ls -150 a term of the AP 17, 12, 7, 2...?
Answers
Answered by
1
Step-by-step explanation:
a = 17
d = -5
n = 150
150th term = a + (n - 1 )d
= 17 + ( 150 - 1) (-5)
= 17 + 149× (-5)
= 17 + ( - 745 )
= -728 Ans...
Answered by
0
Answer:
a=17 , d=12-17=-5
by an = a+(n-1)d
-150= 17 + (n-1) (-5)
-150= 17 -5n +5
-150= 22-5n
-150-22=-5n
-172= -5n
n=172/5
n=34.4
so, -150 is not a part of given ap
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