IM Algebra Unit 6 Mid-Unit

The image shows the first three steps in a pattern. Select all expressions that relate the step number to the number of squares in that step.

• The arrow is launched from a height of 5 feet.

• The arrow hits the ground a little after 8 seconds.

• After 3 seconds, the arrow is 251 feet high.

• On a graph, this function would make a parabola.

Select all the quadratic expressions that are in standard form.

Write this expression in standard form.

(2x + 5)(x - 3)

The table shows the length of rectangles with a perimeter of 40 ft. Which length will produce the largest area?

• 4 feet

• 10 feet

• 16 feet

• 20 feet

In the graph shown, what is the meaning of the x-intercept?

• The height the object was dropped from

• The height of the object when it hit the ground

• The time it took for the object to hit the ground

• There is no x-intercept shown

Choose the most appropriate domain for the revenue shown in the graph.

Choose all the quadratic expressions that are written in factored form.