The function f(x) = √3 cos x + sin x has an amplitude of:
The maximum value of cos² θ − sin² θ is:
The phase shift of y = √3 cos x + sin x is
If f(x) = √((2sin(x + 5))/3) − 15, then the period of f(x) is:
If f(x) = sin(x/4) + tan(x/2), then the period of f(x) is:
If f(x) = sin(x/4) + tan(x/2), then the period of f(x) is:
The period of tan(−7x) is:
The phase shift of √3 cos x + sin x is:
The graph of a function from −π to π cuts the x-axis at −90° and 90°, and the y-axis at 1. It pertains to:
Which of the following equations best represents the graph shown below?
The range of y = cosec(πx/5 + 3/4) is:
In an equilateral triangle of side 2√3 cm, the circumradius is:
In any △ABC, r₁r₂r₃ equals:
The graph of y = cos(x/3) has one period between which pair of angles?
The range of values of y in the graph of y = |cos 2x| − 1/2 is:
In any △ABC, 1/ab + 1/bc + 1/ac =
In △ABC, if ∠A = π/2, b = 4 and c = 3, then the value of R is:
The range of the function y = 2 + cos x is:
The period of tan(x/7) is:
