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ICSE Class 9 Answered

I f space s e c space A equals square root of 2 space f i n d space t h e space v a l u e space o f colon space fraction numerator 3 cos squared A plus 5 tan squared A over denominator 4 tan squared A minus sin squared A end fraction
Asked by Barnalidipaksagnik | 11 Feb, 2018, 09:44: AM
answered-by-expert Expert Answer
begin mathsize 16px style secA equals square root of 2 space rightwards double arrow straight A equals 45 degree
Hence comma space sin 45 degree equals fraction numerator 1 over denominator square root of 2 end fraction space and space cos 45 degree equals fraction numerator 1 over denominator square root of 2 end fraction
also space tan 45 degree equals 1
Put space it space in space fraction numerator 3 cos squared straight A plus 5 tan squared straight A over denominator 4 tan squared straight A minus sin squared straight A end fraction space you space will space get space the space answer. end style
Answered by Sneha shidid | 12 Feb, 2018, 09:18: AM
ICSE 9 - Maths
Asked by fernandesclarissa12 | 14 Oct, 2021, 11:55: AM
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ICSE 9 - Maths
I f space s e c space A equals square root of 2 space f i n d space t h e space v a l u e space o f colon space fraction numerator 3 cos squared A plus 5 tan squared A over denominator 4 tan squared A minus sin squared A end fraction
Asked by Barnalidipaksagnik | 11 Feb, 2018, 09:44: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Maths
Asked by PRADEEP KUMAR | 15 Jan, 2018, 07:30: PM
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ICSE 9 - Maths
Asked by Lukesh | 11 Jan, 2018, 10:07: PM
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