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OpenStudy (anonymous):
If sequence an (aka a sub n) is defined as an=sqrt(2-a(n-1)), and a1=sqrt(2), prove by induction that an is increasing.
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ganeshie8 (ganeshie8):
what have you tried so far ?
ganeshie8 (ganeshie8):
and how can a sequence be increasing when you keep subtracting values from it ? think a bit
OpenStudy (anonymous):
sorry it should be sqrt(2+a(n-1))
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