The function f(x) = x is called
The set {x | x ∈ ℝ} can be written as:
Let R = {(x, y) | x, y ∈ ℝ and y = 5}
A function f(x) = x/|x|, x ≠ 0, is an:
If f(x) = 4ˣ, then f(x + 1) − f(x) =
The limit of the sequence having general term aₙ = 1/2ⁿ is:
The limit lim x → 3 (x² − 9)/(x − 3) =
If f : [−1, 4] → ℝ is given by f(x) = x², then f(−3) is:
The limit lim h → 0 sin(π/2 + h) =
The limit lim x → 3 (x² − 9)/(x − 3) =?
The limit lim x → c f(x) exists if and only if
The limit lim n → ∞ (1 + 1/n)^(−7n) =
The limit of the sequence 1, π⁻¹, π⁻², π⁻³, ... is
Which of the following represents a parametric function?
If g(x) = 3x + 2 and g(f(x)) = x, then f(2) =
the value of k for which f(x) is continuous f(x) = { x tan(3x), x ≠ 0 k, x = 0 is
The limit lim x → 0 (1 − x)^(1/x) =
