Lesson 284 of 1524
7.3 Determining if a Function is Quadratic
Know that, in a pattern of shapes, the step number is the input and the number of squares is the output
Practice this chapterKnow that, in a pattern of shapes, the step number is the input and the number of squares is the output Figure B is a large square with a smaller square removed.
Figure C is composed of two large squares with one smaller square added
step number — the input and the number of squares is the output.
Be able to recognize quadratic functions written in different ways; use information from a pattern of shapes to write a quadratic function.
Worked example
What does “step number” mean in 7.3 Determining if a Function is Quadratic?
- 1Use the wording this chapter gives for step number.
- 2The book says: the input and the number of squares is the output.
- 3Keep the answer tied to this term.
Result: the input and the number of squares is the output
Why. That is the meaning this chapter gives for step number.
Answer with the meaning this chapter gives. A nearby idea from the same book is a different term.
Practice margin
This chapter
A fresh set from this chapter only. Choose 10 or 20. Multiple choice and fill-in, with no repeat inside the set.