Find Approximations for the Intersection Point(s) of the Cardioid

Q20: Find the slope of the tangent to

Q21: Find the center of the ellipse <img

Q22: Sketch the parabola y² - 4y- 7x

Q23: Identify the type of conic section by

Q24: Rotate the coordinate axes to remove the

Q26: What are the polar coordinates of a

Q27: Find the area inside the circle <img

Q28: Find the ends of the major axis

Q29: For the parametric curve: x = 6t,

Q30: Rotate the coordinates to remove the xy-term.