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CBSE Class 11-science Answered

Q-15 IS ATTACHED
 
Asked by mahesh_udr2000 | 29 Aug, 2017, 03:29: PM
answered-by-expert Expert Answer
begin mathsize 16px style 2 sin 2 degree plus 4 sin 4 degree plus......180 sin 180 degree space space space space space space space space Total space number space of space terms space 90 2 sin 2 degree plus 4 sin 4 degree plus..... plus 0 space 2 sin 2 degree plus 4 sin 4 degree plus..... plus 176 sin 4 degree plus 178 sin 2 degree plus 90 degree 180 open parentheses sin 2 degree plus sin 4 degree plus..... plus sin 88 degree close parentheses plus 90 degree 180 open parentheses fraction numerator sin begin display style 88 over 2 end style over denominator sin begin display style 2 over 2 end style end fraction cross times sin open parentheses fraction numerator 2 degree plus 88 degree over denominator 2 end fraction close parentheses close parentheses plus 90 180 open parentheses fraction numerator sin 44 degree sin 45 degree over denominator sin 1 degree end fraction close parentheses plus 901 90 open parentheses fraction numerator cos 1 degree minus cos 89 degree over denominator sin 1 degree end fraction close parentheses plus 90 90 open parentheses cot 1 degree minus 1 close parentheses plus 90 cot 1 degree end style
Answered by Sneha shidid | 06 Dec, 2017, 02:35: PM

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CBSE 11-science - Maths
Expand e^x sin y as Taylor's series near the point (-1 π/4) up to third degree terms
Asked by cubesneha.2005 | 07 Feb, 2024, 12:55: AM
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CBSE 11-science - Maths
1•4•7+2•5•8+3•6•9+....... find sn
Asked by prashantbharati75 | 29 Sep, 2023, 09:30: AM
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CBSE 11-science - Maths
If H is the HM between p and q then h/p+h/q
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Asked by mahavenkat152004 | 25 Jul, 2020, 07:49: PM
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CBSE 11-science - Maths
1/1.3+1/2.5 +......+1/n(2n+1)
Asked by kien44123986 | 03 Mar, 2020, 08:33: AM
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CBSE 11-science - Maths
Sum the series to n terms  1.2.4+2.3.7+3.4.10+...
Asked by fishtailfever | 10 Nov, 2019, 12:38: PM
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CBSE 11-science - Maths
Sum of term: 1^3+3^3+5^3+7^3....
Asked by vasaya.sohil99 | 24 Sep, 2019, 11:16: AM
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CBSE 11-science - Maths
PLEASE HELP
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Asked by Apoorva | 19 Sep, 2018, 10:04: AM
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CBSE 11-science - Maths
15th 
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Asked by lovemaan5500 | 12 Jul, 2018, 10:09: PM
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CBSE 11-science - Maths
Find the sum of n terms of the series whose nth term is n2 + 2n.
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
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CBSE 11-science - Maths
Find the sum of the series 1 + (1 + 2) + (1 + 2 + 3) + … up to n terms.
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
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