Back to Use function notation — Problem 3 · Task Set 4
Exercises: Use Function Notation
Show your substitution steps for each evaluation problem. Express simplified answers unless otherwise directed.
Grade 9·23 problems·~30 min·Common Core Math - HS Functions·group·hsf-if-a-2
Work through problems with immediate feedback
A
Warm-Up: Review What You Know
These problems review skills you have already learned.
1.
The pool context: the number of swimmers hours after opening is .
The statement "" means: "Three hours after opening, there are ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ swimmers."
In this context, the input represents ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ .
number of swimmers:
what the input represents: