Which linear function has the same y-intercept as the one that is represented by the graph?

Which of the following is true for the relation f(x)=2x^2+1

Astick 2 m long is placed vertically at point b. the top of the stick is in line with the top of a tree as seen from point a, which is 3 m from the stick and 30 m from the tree. how tall is the tree?

Prove that (x-2)is factor of p (x)=2x³-3x²-17x+30