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Precalculus

Course: Precalculus > Unit 1

Lesson 1: Composing functions
Math
Precalculus
Composite and inverse functions
Composing functions
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Evaluate composite functions: graphs & tables

Google Classroom

Problem

The tables below show some inputs and outputs of functions f and g.
xminus, 8minus, 5minus, 11512
f, left parenthesis, x, right parenthesis16102minus, 2minus, 10minus, 24
xminus, 24minus, 4041220
g, left parenthesis, x, right parenthesis1941minus, 2minus, 8minus, 14
Evaluate.
left parenthesis, f, circle, g, right parenthesis, left parenthesis, 12, right parenthesis, equals
  • Your answer should be
  • an integer, like 6
  • a simplified proper fraction, like 3, slash, 5
  • a simplified improper fraction, like 7, slash, 4
  • a mixed number, like 1, space, 3, slash, 4
  • an exact decimal, like 0, point, 75
  • a multiple of pi, like 12, space, start text, p, i, end text or 2, slash, 3, space, start text, p, i, end text
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