Q15 of 142 Page 11

Mark the Correct alternative in the following:
If e^{sin x} – e^{– sin x} – 4 = 0, then x =

Log_e (e^{sin x}-e^{-sin x}) = log_e(4)

But the above equation is not true so there are no possible values of x for this given equation

Option D

Mark the Correct alternative in the following:

In (0, π), the number of solutions of the equation tan x + tan 2x + tan 3x = tan x tan 2x tan 3x is

Mark the Correct alternative in the following:

The number of values of x in [0, 2π] that satisfy the equation

Mark the Correct alternative in the following:

The equation 3 cos x + 4 sin x = 6 has …. Solution

Mark the Correct alternative in the following:

If then general value of θ is

Questions · 142

11. Trigonometric Equations

1 1 1 1 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 3 3 3 3 3 3 3 3 3 3 3 3 3 3 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 5 5 5 5 5 5 6 6 6 6 6 6 6 6 6 6 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 8 8 9 9 10 10 1 2 3 4 5 6 7 8 9 10 11 12 13 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21

Mark the Correct alternative in the following:If esin x – e– sin x – 4 = 0, then x =