CBSE Class 10 Answered
If 7tan Φ = 4, then find the value of 7sinΦ - 3cos Φ
—————————
7sinΦ + 3cos,Φ .
Asked by pdcavita | 18 Nov, 2017, 11:27: AM
![begin mathsize 16px style 7 space tan space empty set equals 4
fraction numerator 7 sin empty set minus 3 cos empty set over denominator 7 sin empty set plus 3 cos empty set end fraction
equals fraction numerator 7 begin display style fraction numerator sin empty set over denominator cos empty set end fraction end style minus 3 begin display style fraction numerator cos empty set over denominator cos empty set end fraction end style over denominator 7 fraction numerator sin empty set over denominator cos empty set end fraction plus 3 fraction numerator cos empty set over denominator cos empty set end fraction end fraction
equals fraction numerator 7 tan empty set minus 3 over denominator 7 tan empty set plus 3 end fraction
equals fraction numerator 4 minus 3 over denominator 4 plus 3 end fraction
equals 1 over 7 end style](https://images.topperlearning.com/topper/tinymce/cache/086e3b30873b270a2d5bfa5176564113.png)
Answered by Rashmi Khot | 20 Dec, 2017, 11:04: AM
Application Videos
Concept Videos
CBSE 10 - Maths
Asked by raopaidi | 25 Apr, 2024, 16:06: PM
CBSE 10 - Maths
Asked by pathaksuman622 | 21 Apr, 2024, 11:56: AM
CBSE 10 - Maths
Asked by jayashreelatha04 | 17 Mar, 2024, 17:38: PM
CBSE 10 - Maths
Asked by gauravgupta.20008 | 03 Feb, 2024, 17:36: PM
CBSE 10 - Maths
Asked by sathwicksathwick06 | 01 Feb, 2024, 19:30: PM
CBSE 10 - Maths
Asked by tanujmaan58 | 18 Jan, 2024, 20:47: PM
CBSE 10 - Maths
Asked by balu162 | 15 Jan, 2024, 20:53: PM
CBSE 10 - Maths
Asked by yadavjasvir261 | 29 Nov, 2023, 06:19: AM