Foundations of Algebra Final

Front

What is the domain of a relation?

Back

The domain of a relation is the set of all possible input values (x-values) for which the relation is defined.

Front

If a recipe calls for 3 cups of flour, how do you calculate the amount needed for half the recipe?

Back

Front

How do you calculate the total amount of ribbon needed for 18 girls if each needs 2 feet plus an extra 3 feet?

Back

The function is f(n) = 2n + 3. For 18 girls, f(18) = 2(18) + 3 = 39 feet.

Front

If Tanya has $3.50 and needs twice that amount for a football game, how much does the game cost?

Back

Front

What is the formula for the perimeter of a triangle with sides of length 3, 3, and k?

Back

The perimeter is given by the expression: 3 + 3 + k = 6 + k.

Front

What is a function in mathematics?

Back

A function is a relation that assigns exactly one output for each input.

Front

What does it mean for a function to be linear?

Back

A linear function is a function that graphs to a straight line, typically in the form f(x) = mx + b.

Front

How do you find the value of a function at a specific point?

Back

Substitute the input value into the function's equation.

Front

What is the difference between the domain and range of a function?

Back

The domain is the set of all possible input values, while the range is the set of all possible output values.

Front

What is the formula for calculating the area of a rectangle?

Back