Enrichment Math 2- Midterm 2024-25

Front

How many total people were surveyed?

Back

100

Front

What is the relative frequency of students ages 10 - 13 who eat breakfast?

Back

About 44%

Front

What is/are the solution(s) to 𝑥² + 7 = 32? Solve by taking square roots.

Back

𝑥 = ± 5

Front

Using the function below find f(-5). If f(x) = 2x + 7, what is f(-5)?

Back

-3

Front

Which of the following transformations does the function 𝑦 = (𝑥 + 6)² − 8 represent?

Back

Shift 6 units to the left and 8 units down

Front

What is the formula for calculating relative frequency?

Back

Relative Frequency = (Frequency of the event) / (Total number of observations)

Front

What is the vertex form of a quadratic function?

Back

y = a(x - h)² + k, where (h, k) is the vertex.

Front

How do you find the roots of a quadratic equation?

Back

Set the equation to zero and solve for x using factoring, completing the square, or the quadratic formula.

Front

What does it mean for a function to be increasing?

Back

A function is increasing if, as x increases, f(x) also increases.

Front

What is the difference between a function and a relation?

Back

A function is a specific type of relation where each input has exactly one output.