find the 7th term of 1, 1/2, 1/4
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Answer:
A7=-2
Step-by-step explanation:
a=1
d=1/2-1=1/4-1/2=-1/2
n=7
A7=a+(n-1)d
A7=1+6*-1/2
A7=1-3
A7=-2
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