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Algebra 1

Unit 8: Lesson 1

Evaluating functions
Math
Algebra 1
Functions
Evaluating functions
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Evaluate function expressions

Google Classroom

Problem

minus, 6, dot, f, left parenthesis, minus, 3, right parenthesis, minus, 5, dot, g, left parenthesis, minus, 7, 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
A coordinate plane. The x- and y-axes both scale by one. There is a graphed function, y equals f of x, which is made up of line segments. A line segment connects negative ten, negative two to negative nine, negative three. A line segment connects negative nine, negative three to negative eight, negative five. A line segment connects negative eight, negative five to negative seven, negative five. A line segment connects negative seven, negative five to negative six, negative three. A line segment connects negative six, negative three to negative three, negative three. A line segment connects negative three, negative three to negative two, negative four. A line segment connects negative two, negative four to negative one, negative four. A line segment connects negative one, negative four to one, zero. A line segment connects one, zero to three, negative four. A line segment connects three, negative four to four, negative four. A line segment connects four, negative four to five, negative two. A line segment connects five, negative two to seven, negative four. A line segment connects seven, negative four to eight, negative four. A line segment connects eight, negative four to nine, negative five. A line segment connects nine, negative five to ten, negative five. There is another graphed function, y equals g of x, which is also made up line segments. A line segment connects negative ten, five to negative nine, five. A line segment connects negative nine, five to negative eight, four. A line segment connects negative eight, four to negative seven six. A line segment connects negative seven, six to negative six, seven. A line segment connects negative six, seven to negative two, seven. A line segment connects negative two, seven to negative one, six. A line segment connects negative one, six to zero, six. A line segment connects zero, six to one, seven. A line segment connects one, seven to four, seven. A line segment connects four, seven to five, eight. A line segment connects five, eight to six, six. A line segment connects six, six to seven, six. A line segment connects seven, six to nine, four. A line segment connects nine, four to ten, four.
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