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Home / Doubts and Solutions/JEE/Mathematics

ques 33

Asked by chandanbr6004 30th November 2017, 9:45 PM
Answered by Expert
Answer:
begin mathsize 16px style binomal space exapansion space for space any space index space left parenthesis 1 plus straight x right parenthesis to the power of straight n space space is space valid space for space open vertical bar straight x close vertical bar less than 1 now open parentheses 4 minus 7 straight x close parentheses to the power of fraction numerator negative 2 over denominator 5 end fraction end exponent can space be space written space as 4 to the power of blank to the power of fraction numerator negative 2 over denominator 5 end fraction end exponent end exponent cross times open parentheses 1 minus 7 over 4 straight x close parentheses to the power of fraction numerator negative 2 over denominator 5 end fraction end exponent open vertical bar 7 over 4 straight x close vertical bar less than 1 7 over 4 straight x less than plus-or-minus 1 minus 4 over 7 less than straight x less than 4 over 7 end style
Answered by Expert 2nd December 2017, 8:08 PM
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