Someone please help there’s a picture

Which of the following points is collinear with (-2,1) and (0,3)

The length of a rectangle is x times the square root of 100. the width is one-half y more than three-halves x. given that the area of the rectangle is 125 cm2, which equation could represent the rectangle in terms of x and y? a) 5xy − 15x = 125 b) 5xy + 15x = 125 c) 15x2 − 5xy = 125 d) 15x2 + 5xy = 125

The equation of a parabola is given. y=18x2+4x+20 what are the coordinates of the focus of the parabola?