Open Middle®
Directions: Using the digits 1 to 9, at most one time each, place a digit in each box to make the function continuous/discontinuous at 3.
Hint
What does it mean for a function to be discontinuous at a point?
What happens when you plug 3 into the function?
What happens when you plug 3 into the function?
Answer
There are many answers.
For a continuous function, one example is 1x+2 and 3x-4.
For a discontinuous function, one example is 2x+5 and 4x-3
For a continuous function, one example is 1x+2 and 3x-4.
For a discontinuous function, one example is 2x+5 and 4x-3
Source: Owen Kaplinsky