Functions, Domain and Range
D = (-∞,1)∪(1,∞)
What is the domain of the function determined by f(x) = (x+1)/(x-1) ?
D = (1,∞)
What is the domain of the function determined by f(x) = 1/(√(x-1)) ?
D = (-∞,-1)∪(-1,1)∪(1,∞)
What is the domain of the function determined by f(x) = 2/(x²-1) ?
D = (0,∞)
What is the domain of the function determined by f(x) = ln(x) ?
D = (-∞,∞)
What is the domain of the function determined by f(x) = x²+3x ?
D = [0,∞)
What is the domain of the function determined by f(x) = √(x) ?
R = {0}
What is the range of the function determined by f(x) = 0 ?
R = (-∞,-1)∪(1,∞)
What is the range of the function determined by f(x) = cscx ?
R = [-1,1]
What is the range of the function determined by f(x) = sinx ?
R = [-π/2, π/2]
What is the range of the function determined by f(x) = sin⁻¹x ? (Remember, f(x) = sin⁻¹x = arcsinx)
R = (-∞,∞)
What is the range of the function determined by f(x) = tanx ?
R = [0,∞)
What is the range of the function determined by f(x) = x² ?
