InterviewSolution
Saved Bookmarks
InterviewSolution
| 1. |
Sin×sin+cos×cos=1 prove it |
|
Answer» Sin✖sin+Cos Cos✖=1 because Sin2+Cos2=1 and formula is sin2+ cos2 =1 Hence proved that sin✖sin + cos✖cos =1. Wrong answer? p/h*p/h+b/h*b/h=P2/h2+b2/h2=(P2+b2)/h2=H2/h2=1 |
|