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Let x=1+3a+6a^2+10 a^3+ ,|a|<1. y=1+4b+...

Let `x=1+3a+6a^2+10 a^3+ ,|a|<1.` `y=1+4b+10 b^2+20 b^3+ ,|b|<1.` Find `S+1+3(a b)+5(a b)^2+` in terms of `xa n dydot`

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CENGAGE ENGLISH-SEQUENCES AND SERIES-All Questions
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  3. Let x=1+3a+6a^2+10 a^3+ ,|a|<1. y=1+4b+10 b^2+20 b^3+ ,|b|<1. Find S...

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