Page 68 - Algebra

• Modulus or Absolute function
A modulus or absolute function is given by:
f(x) = |x| for (𝑥, 𝑥≥0 ) –x, x<0
When you graph the equation, you draw f(x) = x for 𝑥 ≥ 0, and f(x) = –x, x <0
• Constant functions
f(x) = c, where c is a constant.
For example, the graph of f(x) = 4
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Algebra I & II