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Algebra 1

Course: Algebra 1 > Unit 10

Lesson 2: Piecewise functions
Math
Algebra 1
Absolute value & piecewise functions
Piecewise functions
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Evaluate piecewise functions

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Problem

f(x)={−x−4,x<3x2−7,3≤x≤10120x+5,x>10f(x) = \begin{cases} -x-4 & , & x<3 \\\\ x^2-7 & , & 3\leq x \leq10\\\\ \dfrac{120}{x}+5 & , & x > 10\end{cases}
f, left parenthesis, 4, 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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