Quiz #2 2nd 9 wks 2024-25

Which "piece" of the function would you use to evaluate the piecewise function for f(-4)

• −2x+1

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  5x−45x−4

The solutions of |−3𝑥 − 9| = 6 are

• x= -5, x = -1

• x = 5, x = 1

• x = 6, x = -6

• x = -7, x = 2

Evaluate the piecewise function for f(5). Type only the number in the answer.

• 
  f(x) = { x  if x < 4;   -x+1  if x ≥ 4

• f(x) = { x  if x ≤ 4;  -x+1  if x > 4

• 
  f(x) = { -x+1  if x < 4;  x  if x ≥ 4

• f(x)={−x+1  if  x≤4;  x  if  x>4}

What is the value of  f(0)  ?

• -2

• 4

• 5

• 0

• 2

Using the pictured graph, what is  f(−3)  ?

• -3

• 1

• 3

• 0

• -1

Normal body temperature for a person is 37℃. A particular thermometer indicates that its measurements are correct within 0.1℃. What is the minimum temperature the thermometer would yield for a person whose temperature is normal?

Solve |𝑥 − 8| + 1 = −5

• No solution

• x = 2

• x = 2, x = -2

• x = -5, x = 4

The solution/s of 2|𝑥 + 5| − 2 = 0 is/ are the following.

• x = 1

• x = -4

• x = -6

• x = 2

• x = 6

Match the graph with the correct equation.

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