10 term of A.P -4,-1,2,5,.....
Answers
Answered by
2
⭐Given:
- -4, -1, 2,5 is a given A. P.
⭐To Find:
- 10 th term of an A. P=?
⭐Solution:
Here,
- a=-4
- d=3
Since, We know that,
tn=a+(n-1) d.... (formula)
: . t10=-4+(10-1) 3
: . t10=-4+(30-3)
: . t10= -4 +27
: . t10= 23
Therefore,
The tenth term of an Given A. P is 23.
Answered by
1
Answer:
ANSWER
3, 15, 27, 39…….
a
n
=a+(n−1)d
a=3,d=15−3=12
n=54
a
54
=a+(n−1)d
=3+(54−1)×12
=3+53×12
=639
Term which is 132 more than its 54th term is – 639 +132 = 771.
a
n
=771
771=a+(n−1)d
771=3+(n−1)12
771=3+(n−1)12
64=n−1
n=65
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