Consider x² 441 the following equation of a quadric surface. y² z² 441 441 + = 1 a. Find the intercepts with the three coordinate axes, if they exist. b. Find the equations of the xy-, xz-, and yz-traces, if they exist. c. Sketch a graph of the surface. a. Find the x-intercepts, if they exist. Select the correct choice below and, if necessary, fill in the answer box to complete your choice. A. The x-intercept(s) is/are located at x = -21,21. (Use a comma to separate answers as needed.) OB. There are no x-intercepts. C Find the y-intercepts, if they exist. Select the correct choice below and, if necessary, fill in the answer box to complete your choice. A. The y-intercept(s) is/are located at y = 21, -21. (Use a comma to separate answers as needed.) OB. There are no y-intercepts. Find the z-intercepts, if they exist. Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. The z-intercept(s) is/are located at z = (Use a comma to separate answers as needed.) B. There are no z-intercepts. b. Find the equation of the xy-trace, if it exists. Select the correct choice below and, if necessary, fill in the answer box to complete your choice. OA. The trace is not a single point. The equation of the xy-trace is OB. The trace is a single point (... O c. There is no xy-trace.