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Is the sentence true or false?
The range of f(x)=4x2+9f(x)=4x^2+9f(x)=4x2+9 is [9,∞).
True
False
What is the range of polynomial function f(x)=3f(x)=3f(x)=3 ?
ℝ
3
{3}
What is the range of quadratic function g(x)=x2+1g(x)=x^2+1g(x)=x2+1 ?
[1,∞)
ℚ
[-1,∞)
What is the range of cubic function?
Set of integers
Set of real numbers
The range of g(x)=8x2+xg(x)=8x^2+xg(x)=8x2+x is set of real numbers.
What is the range of f(x)=5x+2f(x)=5x+2f(x)=5x+2 ?
What is the range of linear function f(x)=3x+1f(x)=3x+1f(x)=3x+1 ?
ℤ
What is the range of g(x)=3x2+6g(x)=3x^2+6g(x)=3x2+6 ?
What is the range of f(x)=3x+9f(x)=3x+9f(x)=3x+9?
What is the range of f(x)=2f(x)=2f(x)=2?
{2}
It is done.