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ICSE Class 10 Answered

prove.
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Asked by shreyashichaudhary012 | 17 Jan, 2019, 10:47: PM
answered-by-expert Expert Answer
begin mathsize 12px style square root of fraction numerator 1 minus cos space A over denominator 1 plus space cos A end fraction end root equals space square root of fraction numerator open parentheses 1 minus cos space A close parentheses over denominator open parentheses 1 space plus space cos space A close parentheses end fraction cross times fraction numerator open parentheses 1 plus cos space A close parentheses over denominator open parentheses 1 plus cos space A close parentheses end fraction end root space equals space square root of fraction numerator 1 minus cos squared A over denominator open parentheses 1 plus cos A close parentheses squared end fraction end root space equals space square root of fraction numerator sin squared A over denominator open parentheses 1 plus cos A close parentheses squared end fraction end root space equals space fraction numerator sin A over denominator open parentheses 1 plus cos A close parentheses end fraction end style
Answered by Thiyagarajan K | 18 Jan, 2019, 08:15: AM

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ICSE 10 - Maths
if a is an acute angle and sec a = 17/8, find all other trigonometric rarios of angle a ( using trigonometric indentities).
Asked by aritramalakar4 | 13 Apr, 2024, 08:33: PM
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ICSE 10 - Maths
3√2x×x-5x-√2
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Asked by ashwanikaler9 | 11 Apr, 2024, 01:50: PM
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ICSE 10 - Maths
prove that
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Asked by botlarajshekhar | 22 Mar, 2024, 09:37: PM
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ICSE 10 - Maths
Mr. Gupta invested Rs. 33000 in buying Rs.100 shares of a company at 10% premium. The dividend declared by the company is 12% . Find: (a) the number of shares purchased by him. (b) his annual dividend
Asked by sagarmishra | 15 Mar, 2024, 03:22: PM
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ICSE 10 - Maths
 (a+b)²
Asked by dadoosumeksha | 13 Mar, 2024, 09:26: PM
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ICSE 10 - Maths
sheethal has a recurring deposit account in a bank and deposit rupees 300 and at rate of interest of 7℅ and recieved rupees 7725 on maturity, find the time which would the account will be held
Asked by jesnamariaroy2626 | 10 Mar, 2024, 11:28: AM
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ICSE 10 - Maths
if abc are in Continued proportion then prove that 3a2-4ab+5b2/3b2-4bc+5c2=a/c
Asked by vrj.parmar369 | 07 Mar, 2024, 11:27: AM
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ICSE 10 - Maths
sole
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Asked by ronaldlhouvum | 22 Feb, 2024, 02:42: PM
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ICSE 10 - Maths
7/9÷2/3
Asked by kvanshulkumar613 | 20 Feb, 2024, 12:03: PM
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ICSE 10 - Maths
(4a+9)²
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Asked by mangadoddiswarnalatha | 19 Feb, 2024, 06:03: AM
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