The factored form of a quadratic equation is y=(2x+1)(x-5), and the standard form is y=2x²-9x-5. which of the following statements accurately describes the graph of y?
a) the x-intercepts are -1 and 5, and the y-intercept is -5.
b) the x-intercepts are -1/2 and 5, and the y-intercept is -5.
c) the x-intercepts are -1/2 and 5, and the y-intercept is 5.
d) the x-intercepts are 1 and -5, and the y-intercept is -5.