ok, so i desperately need help on my final and i have lots of questions..

1. write an equation of the line perpendicular to the graph of x=3 and passing through D(4,-1)

2. the graph of the equation y=x^2 -3 is symmetric with respect to which of the following?

a. x axis

b. y axis

c. the origin

d. none of these

3. the graph of an odd function is symmetric with respect to which of the following?

a. x axis

b. y axis

c. the origin

d. none of these

4. given the parent function p(x)=spuare root of x, what transformation occurs in the graph of p(x)= (square root of x+2) - 5

a. right 2 units, up 5

b. up 2, right 5

c. left 2, down 5

d. down 2, left 5