Sin20 sin40 sin60 sin 80 =3/16
Question
If the speed of radio wave is 3x10^8 ms^-1 . find the wave length corresponding to the following stations (a) an AM radio station with frequency 1000KHz (b) an FM station with frequency 1000MHz
एक संदूक में दो सफेद ,तीन काली,चार लाल गेंदे है इस संदूक से तीन गेंदे कितनी विधियों से निकाली जा सकती है जिनमे कम से कम एक काली गेंद अवश्य हो ?
The shadow of a tower standing on a level plane is found to be 50m longer when sun's elevation 30degree,find the height of the tower
Maths
Nov. 24, 2018, 8:59 p.m.
Answer
DEAR SIR,
Do you have some tricks related to solve trignometric equations and equating RHS & LHS.
Do you have some tricks related to solve trignometric equations and equating RHS & LHS.
Maths
Nov. 24, 2018, 7:35 p.m.
Answer
Please add a video how to do this.... Now a days you don't add vdo in it