Question
It is a computer programme allowing higher level
computer program to interact with a hardware device-Solution
The device driver is a program which allows the software or higher-level computer programs to interact with a hardware device. These software components act as a link between the devices and the operating systems, communicating with each of these systems and executing commands.
cos A (sec A – cos A) (cot A + tan A) = ?
The minimum value of 9 cos2 θ + 36 sec2 θ is
Find the value of the given trigonometric expression:
(sin 15°cos 75° + cos²15°) × sin 30° + (cos 60°tan 45°) × sec 60°
...What is the value of (4/3) cot2 (p/6) + 3 cos2 (150o) – 4 cosec2 45o + 8 sin (p/2)?
...The minimum value of 3 sin2 θ + 4 cos2 θ is
...Solve the following trigonometric expression:

sin2 7˚ + sin2 9˚ + sin2 11˚ + sin2 12˚ + ……… + sin2 83˚ = ?

