ƒ (x) = 2 cos(x) + 4 sin(x), 0 ≤ x ≤ 2π

show all formulas and all steps of justification. Provide proper units

Which of the following statements accurately describes a continuous function? The function takes on only whole number values. The function is defined only for specific input values. The function has jumps or gaps in its graph. The function can take on any real number value within its domain.