OpenStax, Precalculus 2e §1.1 Functions and Function Notation · Exercise 39 · Algebra · Functions

Functions and Function Notation · Exercise 39

Evaluate $f$ at the indicated values $f (- 3), f (2), f (- a), - f (a), f (a + h) .$

Consider the relationship $3 r + 2 t = 18.$

ⓐ Write the relationship as a function $r = f (t) .$
ⓑ Evaluate $f (- 3) .$
ⓒ Solve $f (t) = 2.$

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OpenStax, Precalculus 2e · §1.1 Functions and Function Notation · Exercise 39

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