Rotate the Coordinate Axes to Remove the Xy-Term

Q38: Rotate the coordinates to remove the xy-term.

Q39: Determine the rotation angle that will eliminate

Q40: Express the given curve in polar coordinates.

Q41: Find the polar equation for the conic

Q42: Identify the conic section by transforming to

Q44: For the parametric equation x = 2t

Q45: Rotate the coordinates to remove the xy-term.

Q46: Find the intersection point(s) of the circle

Q47: Express the given curve in polar coordinates.

Q48: For the parametric curve: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB6988/.jpg" alt="For