MAT J080: QX3 Reviewer

Solve (3 + 5)²

• broken line with shaded region

• solid line with shaded region

• broken line

• solid line

Solve (4 + 6 - 3)⁰

In the statement below, identify the independent variable.

A researcher wants to study how the amount of time spent studying affects test scores among students.

• The amount of time spent studying.

• Test scores.

In the statement below, identify the dependent variable.

A teacher observes how the number of homework assignments completed impacts students' final grades in a class.

• Number of homework assignments completed.

• Students' final grades.

In the statement below, identify the independent and dependent variable.

A fitness trainer wants to see how different exercise routines affect weight loss over a month.

• • Independent Variable: Exercise routines.

  • Dependent Variable: Weight loss.

• • Independent Variable: Weight loss.

  • Dependent Variable: Exercise routines.

TRUE OR FALSE

(-2, -6) is a solution of the given system.

TRUE OR FALSE

(0, 0) is a solution of the given system.

Which of the following is a solution of the given system?

• (2, 0)

• (0, 2)

• (2, 2)

• (-1, 1)