Evaluate Functions Absolute Value

A group of ten friends played a number guessing game. They were asked to pick a number between 1 and 20. The person closest to the target number wins.The actual number was 14. The ten people made these guesses:

What is the absolute guessing error for the person whose guess was 10?

• -4

• 4

• 2

• 14

A group of ten friends played a number guessing game. They were asked to pick a number between 1 and 20. The person closest to the target number wins.The actual number was 14. The ten people made these guesses: What is the absolute guessing error for the person whose guess was 15?

• -4

• 4

• -1

• 1

A group of ten friends played a number guessing game. They were asked to pick a number between 1 and 20. The person closest to the target number wins. Estimate the largest absolute error. What was the friend's guess?

• 2

• 20

• 12

• 19

A group of ten friends played a number guessing game. They were asked to pick a number between 1 and 20. The person closest to the target number wins. The actual number was 14. Estimate the smallest absolute error. What was the friend's guess?

• 2

• 15

• 12

• 19

Which statement best describes l -4 l?

• the distance from -4 to 4 on a number line

• the distance from 4 to 0 on a number line

• the distance from -4 to 0 on a number line

• the distance from 0 to 4 on a number line

Evaluate the expression
I 10 I

• -10

• 10

• 1

• 0

Evaluate the following expression:
I -7 I

• -7

• 7

• 3

• 0

On what intervals of x is f(x) negative? (select all answers)

On what intervals of x is f(x) decreasing?(select all answers)

On what intervals of x is f(x) have a negative slope?