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CBSE Class 11-science Answered

please sir help me in this problem..
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Asked by nitishkrnehu09 | 06 Feb, 2018, 09:12: PM
answered-by-expert Expert Answer
begin mathsize 16px style straight x to the power of 8 minus straight x to the power of 7 plus straight x squared minus straight x plus 15 straight x to the power of 7 left parenthesis straight x minus 1 right parenthesis plus straight x open parentheses straight x minus 1 close parentheses plus 15 left parenthesis straight x minus 1 right parenthesis left parenthesis straight x to the power of 7 plus straight x right parenthesis plus 15 straight x left parenthesis straight x minus 1 right parenthesis left parenthesis straight x to the power of 6 plus 1 right parenthesis plus 15 Make space cases space such space as space straight x greater than 1 comma space straight x less than 0 comma space 0 less than straight x less than 1 space and space prove it space has space no space real space root. end style
Answered by Sneha shidid | 07 Feb, 2018, 09:47: AM

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CBSE 11-science - Maths
22?
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CBSE 11-science - Maths
(-¡) ^4n=? 
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CBSE 11-science - Maths
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CBSE 11-science - Maths
Write the following as complex numbers : fraction numerator square root of 3 over denominator 2 end fraction minus fraction numerator square root of minus 2 end root over denominator square root of 7 end fraction
Asked by Topperlearning User | 08 Aug, 2014, 10:27: AM
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CBSE 11-science - Maths
Write in the simplest form: open parentheses 1 plus i close parentheses cubed
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CBSE 11-science - Maths
Prove that  open square brackets open parentheses i close parentheses to the power of 37 plus 1 over open parentheses i close parentheses to the power of 37 close square brackets squared equals 0
Asked by Topperlearning User | 08 Aug, 2014, 10:54: AM
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CBSE 11-science - Maths
Write the following as complex numbers : minus b plus square root of minus 4 a c end root space left parenthesis a comma c space greater than 0 right parenthesis
Asked by Topperlearning User | 08 Aug, 2014, 10:41: AM
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CBSE 11-science - Maths
Find the values of x and y, if 2 x plus 3 y i equals 2 plus 9 i
Asked by Topperlearning User | 08 Aug, 2014, 10:57: AM
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CBSE 11-science - Maths
Find the values of x and y, if open parentheses 2 y minus 2 close parentheses plus open parentheses 5 minus 4 x close parentheses i equals 0
Asked by Topperlearning User | 08 Aug, 2014, 10:58: AM
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CBSE 11-science - Maths
Express the following in standard form : open parentheses 1 half plus 1 fourth i close parentheses open parentheses fraction numerator minus 2 over denominator 3 end fraction minus 1 fourth i close parentheses
Asked by Topperlearning User | 08 Aug, 2014, 10:47: AM
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