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CBSE Class 10 Answered

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Asked by grisha1310cherry | 21 Jun, 2020, 06:13: PM
answered-by-expert Expert Answer
begin mathsize 16px style fraction numerator open parentheses 1 plus sinθ close parentheses open parentheses 1 minus sinθ close parentheses over denominator open parentheses 1 plus cosθ close parentheses open parentheses 1 plus cosθ close parentheses end fraction equals fraction numerator 1 minus sin squared straight theta over denominator 1 minus cos squared straight theta end fraction equals fraction numerator cos squared straight theta over denominator sin squared straight theta end fraction equals open parentheses cosθ over sinθ close parentheses squared equals open parentheses cot straight theta close parentheses squared equals open parentheses 7 over 8 close parentheses squared equals 49 over 64 end style
Answered by Yasmeen Khan | 21 Jun, 2020, 08:21: PM

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CBSE 10 - Maths
sinA(1+tanA)+CosA(1+cotA)=seA+cosecA
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Asked by pm86982 | 10 Apr, 2023, 12:24: PM
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CBSE 10 - Maths
Sin^2A/2+Sin^2(B+C/2)
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CBSE 10 - Maths
prove that 1+sina-cosa/1+sina+cosa=√1-cos/√1+cosa
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CBSE 10 - Maths
sin teta + 2cos teta =1 prove that 2sin teta - cos teta =2
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CBSE 10 - Maths
Cosec²72° - tan²18°=1
Asked by abhishekmonupatel27 | 23 Feb, 2021, 04:31: PM
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CBSE 10 - Maths
square root of fraction numerator 1 plus sin empty set over denominator 1 minus sin empty set end fraction end root plus square root of fraction numerator 1 minus sin empty set over denominator 1 plus sin empty set end fraction end root equals 2 s e c empty set
Asked by kushalkush371 | 27 Dec, 2020, 07:31: AM
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CBSE 10 - Maths
Show that … cosec theta minus 2sin cube theta upon 2cos cube theta minus cos theta is equals to tan theta
Asked by pramoddomarp121 | 26 Sep, 2020, 06:01: PM
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CBSE 10 - Maths
please help
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Asked by satishcharan533 | 24 Sep, 2020, 02:50: PM
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CBSE 10 - Maths
please help me to solve this problem
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Asked by kalladaprem | 24 Sep, 2020, 08:20: AM
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CBSE 10 - Maths
how to prive
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Asked by farkadeamol9 | 28 Aug, 2020, 10:53: AM
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