MCQ
The general solution of sec θ = `sqrt2` is
  • A
    nπ ± `pi/2`, n ∈ Z
  • B
    2nπ ± `pi/6`, n ∈ Z
  • C
    2nπ ± `pi/3`, n ∈ Z
  • 2nπ ± `pi/4`, n ∈ Z

Answer

Correct option: D.
2nπ ± `pi/4`, n ∈ Z
D

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Similar questions

The presence of claws and adhesive pads on the legs of cockroach is an example of ____________ adaptation.
$\int_0^{\frac{\pi}{2}} \frac{\sqrt[7]{\sin x}}{\sqrt[7]{\sin x}+\sqrt[7]{\cos x}} dx =?$
Solutions A, B, C and Dare respectively 0.2 M urea, $0.10 M NaCl ^2, 0.05 M BaCl _2$ and $0.05 M AlCl _3$. All solutions are isotonic with each other except ______.
The length of the latusrectum of an ellipse is $\frac{18}{5}$ and eccentncity is $\frac{4}{5}$, then equation of the ellipse is
The reaction $2 R - Cl + COF _2 \longrightarrow 2 R - F + COCl _2$ is an example of _________.
In coagulation of positively charged ferric hydroxide sol, the most and least effective ions are ____________ and ____________ respectively.
A tuning fork with frequency 800 Hz produces resonance in a resonance column tube with upper end open and lower end closed by water surface. Successive resonances are observed at lengths 9.75 cm, 31.25 cm and 52.75 cm. The speed of sound in air is, ____________.
The formula of potassium ammine-tri chloroplatinate (II) is, ____________.
In amplitude modulation. the amplitude of carrier wave is $A_c$ and that of the modulating signal is $A_m$· In practice, the ratio of $A_m$ to $A_c$ is kept less than or equal to one, to avoid $......$
Transverse waves of the same frequency are generated in two steel wires A and B. The diameter of A is twice that of B and the tension in A is half that in B. The ratio of the velocities of waves in A and B is ____________.