Reflection over the x-axis

September 12, 2013

EQ: How can functions with graphs obtained by reflection across the x-axis expand the supply of models for important patterns of variation?

Warm-up

Taylor buys a television on a 12-month installment plan.If each of his first three installments is twice as much aseach of his nine remaining installments, and his total paymentis $600, how much is his first installment?

EQ: How can functions with graphs obtained by reflection across the x-axis expand the supply of models for important patterns of variation?

Homework Review

Reflection over the x-axis

EQ: How can functions with graphs obtained by reflection across the x-axis expand the supply of models for important patterns of variation?

September 13, 2013

Warm-up

What is the value of x if 2x + 3y = 11 and 2x - y = 7?

EQ: How can functions with graphs obtained by reflection across the x-axis expand the supply of models for important patterns of variation?

Investigation 2

EQ: How can functions with graphs obtained by reflection across the x-axis expand the supply of models for important patterns of variation?

Investigation 2 Activity

Each group will be assigned a problem from Investigation 2.

- Work out your assigned problem,- Present your answers,- The group must be able to answer questions from the groups,- There is to be a reader, recorder, and presenter.

EQ: How can functions with graphs obtained by reflection across the x-axis expand the supply of models for important patterns of variation?

Check for Understanding

Each person will complete the "CFU" on page 35.

Homework

Complete "OYO"- Page

43 (7,9)