[填空题]
$\text { Let } f(x)=a x^{3}+b x^{2}+c x+d \text {, for } x \in \mathbb{R} \text {, where } a, b, c, d \in \mathbb{Q} \text {. The diagram below shows part of the graph of } y=f(x) \text {. }$
1. Using the information shown in the diagram, find the values of a, b, c and d . a = b = c =
2. Let $g(x)=-\frac{3}{4} f(-2 x+1)$ .
1. Find the coordinates of the points where the graph of y=g(x) intercepts the x -axis. x =
2. Find the y -intercept of the graph of y=g(x) .P (A,B) A = B =
