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Which of the following could be the equation for a parabola with x-intercepts at \(x=\frac34\) and \(x=-\frac52\)?
Which of the following is an example of a function whose graph in the xy-plane has exactly two x-intercepts?
When graphed in the xy-plane, the function h has x-intercepts at –2, 2, and 5. Which of the following could define h?
\(y=x^2-2x-15\)
The equation above represents a parabola in the xy-plane. From which of the flowing equivalent forms of the equation can the x-intercepts of the parabola be identified as constants or coefficients in the equation?
If \(x-3\) is a factor of the expression \(x^2+kx+12\), what is the value of k ?
If the third degree polynomial \(x^3-10x^2+12x+72\) can be factored to \((x+2)\cdot y^2\) , what is y in terms of x ?