Math 1 Final Exam (iXL)

Based on the scatter plot below, which is a better prediction for x when y = 8?

• 10

• 5

In the data set below, what is the interquartile range?

• 45

• 30

• 60

• 15

Is this function linear or exponential?

• linear

• exponential

What is the equation of the axis of symmetry?

• x = 0

• y = 0

• x = 1

• y = 1

• g(x) = 130 + 15x

• g(x) = 130x + 1.15

Factor. n^2 + 10n + 24

• (n + 4)(n + 6)

• (n + 2)(n + 12)

• (n + 3)(n + 8)

• (n + 5)(n + 5)

What are the domain and range of this relation?

• domain: {-4, -3, 1, 2, 3} range: {-4, -3, -1, 1, 4}

• domain: {-3, -1, 2, 3, 4} range: {-3, -1, 1, 2, 4}

• domain: {-4, -3, 1, 2, 3} range: {-3, -1, 1, 2, 4}

• domain: {-3, -1, 2, 3, 4} range: {-4, -3, -1, 1, 4}

• 4500 - 0.05x