Question 687952
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:
{{{ graph( 300, 300, -10, 10, -10, 10,6x^2-9x) }}}