Ashwini Asked a Question
January 23, 2021 6:53 pmpts 30 pts
+)-(1+- For t>0, 81 81 CORRECT ANSWER ..... .
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  • Satpal singh
    see this
    • cropped607766334175971547.jpg
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  • Satpal singh
    since here expansion is infinite. so in the question they should have given that till which term we have to stop
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  • Satpal singh
    i used this result
    • cropped7695518016782291774.jpg
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  • Satpal singh Best Answer
    see the attachment
    • cropped8245533259030480056.jpg
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