Saved Bookmarks
| 1. |
Straight line `3x-4y=4/(pi)sin^(-1)(a^(8)+1)+2cos^(-1)(a^(12)+1)-sec^(-1)(a^(2)+1),aepsilonR` & `6x-8y=7` are tangents to a circle then the length of arc of this circle which makes on angle of `40/3` at its centre is |
|
Answer» Correct Answer - 2 For `4/(pi)sin^(-1)(a^(8)+1)+2cos^(-1)(a^(12)+1)-sec^(-1)(a^(2)+1)` to be defined `a=0` `:. 3x-4y=4/(pi).(pi)/2+2.0-0=2` `3x-4y=2` `6x-5y=7` `d=|(7/2-2)/5|=3/10` `r=3/20` `I=rtheta=3/20xxtheta=2` |
|