E. Surface S: x³-292 + 1 2² = 9 El. Give the eq of the trace of on plane x=1 mnd describe its graph. E2. Sketch the graph of cylinder formed by the trace from (E1) E3. Give the eq vel sketch the graph of the surface of the trace from (E1) about revolution generated by ₤3.1 (the y-axis) E3.2 (the x-axis)