Day: October 21, 2021

Class Info

• Date: Thurs Oct 21, 10a-11:40a
• Meeting Info: Blackboard Collaborate Ultra
  • guest login
  • dial-in: 571-392-7650 (PIN: 687 683 9275)

Topics

• Graphs of quadratic polynomials (OpenStax: Sections 9.6 & 9.7)
  • Parabolas – basic shape, the vertex, the y-intercept, the x-intercepts
  • the zeroes (the “roots”) of a quadratic polynomial = x-intercepts of the corresponding parabola!
  • “Transformations” (vertical & horizontal shifts) of parabolas

To-Do After Class

• Join peer-led tutoring session with Nojm Ahmed (12-1p via Zoom)
  • See also the Math Dept’s drop-in online tutoring schedule!
• Finish WebWork set: “ComplexNumbers” (due Fri Oct 22)
• Start on WebWork sets re parabolas: “ParabolaLab”, “ShiftingParabolas”, “ParabolaVertices-CtS” (due Thurs Oct 28)