What is the 108th term of the sequence 1,-1,0,1,-1,0,.... Is?
Answers
Answered by
1
an=108
a=1
d= Second term-first term =(-1)-1 = -1-1 = -2.
an=a+(n-1)d
108=1+(n-1)-2
108=1+(-2n)+2
108=1-2n+2
108=3-2n
108-3=-2n
105/-2=n
a=1
d= Second term-first term =(-1)-1 = -1-1 = -2.
an=a+(n-1)d
108=1+(n-1)-2
108=1+(-2n)+2
108=1-2n+2
108=3-2n
108-3=-2n
105/-2=n
Answered by
0
Step-by-step explanation:
a=1
d= -1-1= -2
an=108
an= a+(n-1)d
108=1+(n-1) -2
108=1+2n-2
108=3-2n
108-3= 2n
105=2n
n=54.5
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