SOLUTION: What is the domain of the function g(x)= 6x^2 -9x, expressed in interval notation?

Question 687952: What is the domain of the function g(x)= 6x^2 -9x, expressed in interval notation?

Answer by lwsshak3(11628) (Show Source): You can put this solution on YOUR website!
What is the domain of the function g(x)= 6x^2 -9x, expressed in interval notation?
g(x)= 6x^2 -9x
complete the square
y=6x^2-9x
y=6(x^2-3x/2+9/16)-54/16
y=6(x-3/4)^2-54/16
This is a parabola that opens upwards.
domain: (-∞,∞)
see graph of curve below:

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