Algebra 2 First Semester Exam

Front

Identify the function family: What type of function is represented by a straight line?

Back

Linear function

Front

Solve the inequality: x ≤ 14. What does this mean in terms of the values x can take?

Back

x can take any value less than or equal to 14.

Front

Back

Irrational numbers, real numbers.

Front

Solve the equation: |x – 12| - 3 = 11. What are the possible values of x?

Back

x = -2 or x = 26.

Front

If y varies directly with x and y = 12 when x = 2, what is the constant of variation k?

Back

k = 6.

Front

What is a quadratic function?

Back

Front

What is the difference between rational and irrational numbers?

Back

Rational numbers can be expressed as a fraction of two integers, while irrational numbers cannot be expressed as a simple fraction.

Front

What does it mean for a function to vary directly?

Back

It means that as one variable increases, the other variable increases at a constant rate.

Front

What is the absolute value of a number?

Back

The absolute value of a number is its distance from zero on the number line, regardless of direction.

Front

How do you solve a linear equation?

Back

Isolate the variable on one side of the equation using inverse operations.