Open Middle®
Directions: Using the integers -9 to 9, at most one time each, place an integer in each box to create a square root function, its domain, and the x-intercept.
Hint
How do each of the values you can choose affect the values of the domain and x-intercept?
Answer
There are many possible answers including:
y = 1√(x + 3) + -1
domain: x ≥ -3
x-intercept: -2
Source: Robert Kaplinsky