The value of K for which the 2cos4x - sin4x +k=0 has at least one solution can be?
The value of K for which the 2cos4x - sin4x +k=0 has at least one solution can be?
Incircle of radius 4cm of triangle ABC touches the sides BC at D . if BD=6cm, DC = 8cm then area of triangle is ?
From a point P outside the circle with centre C tangents PA and PB are drawn such that 1/(CA)2 +1/(PA )2= 1/16 then the length of chord AB is?
782 + 341 is divisible by ? Givereason ? A- 10 B- 11 C- 4 D- none of these
If a>1 be a real number . then the number of root of equation a2log2x = 5 + 4xlog2a has
The number N = 6log102 + log1031 lies between two successive integer whose sum is equal to ?
In a soccers the football is kept in center of the field 40 yard from the 10ft hight goalpost. A goal is attempted by kicking the football at a speed of 64ft/s at an angle of 45degree to horizantal...
A police jeep ( vaan ) is chasing a culprit going on a bike . The motor bike crosses a turning at the speed of 72 km/hr .The jeep follow it at a speed of 90km/hr crossing the turning ten second later...
A car travelling at 60km/h overtake another car travelling at 42km/h. Assuming each to be 5m long , find the time taken during the overtake and the total road distance used for overtake?
A driver take 0.2 second to apply the brake after he see the need for it This is called the raction time of the driver . if the driver is driving with a speed of 54km/hr and the brake cause a deceleration...
a= log2412 , b= log4836 , c= log3624 Then how to prove 1+abc = 2bc
F(a) = log(1+a)/(1-a) then f(2a/(1+a2) = ?
Cos(10).cos(20).cos(40)=? Angles are in Degree
sinΘ+sin2Θ=1 then cos2Θ+ cos4Θ=?
(31/2)sinx+cosx
5cosΘ+3cos(Θ+pi/3)+3
12sinΘ-9sin2Θ
If cotAcotBcotC>0 the triangle is ?
If x=ycos(2∏/3)=zcos(4∏/3) , Then xy+yz+zx is equal to ?
A= sin2x + cos4x