AubreyjoB93991 AubreyjoB93991
  • 25-10-2022
  • Mathematics
contestada

What is the value of f(-5) in the piecewise function -3x + 1 when x > 1 f(x) = -2x when x = 1 2x - 1 when x < 1

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IssacG317882 IssacG317882
  • 25-10-2022

Answer:

f(-5)=-11

Explanation:

Given the piecewise function:

[tex]f(x)=\begin{cases}{-3x+1,\text{ when }x>1} \\ {-2x,\text{ when }x=1} \\ {2x-1,\text{ when }x<1}\end{cases}[/tex]

We want to find the value of f(-5).

When x=-5:

[tex]\begin{gathered} -5<1\implies f(x)=2x-1 \\ \text{ Therefore:} \\ f(-5)=2(-5)-1 \\ =-10-1 \\ =-11 \end{gathered}[/tex]

The value of f(-5) is -11.

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