EOC Review

Front

What is the profit function for a florist selling flower arrangements?

Back

f(x) = 30x - 125, where x is the number of arrangements sold.

Front

How does increasing the price of flower arrangements affect the profit function?

Back

If the price increases by $15, the new profit function becomes f(x) = 45x - 125.

Front

What does the expression (x)^(2/3) represent?

Back

It represents the cube root of x squared, as (∛(x^2))^3 = x^2.

Front

What is the equation of a function that opens downwards and has roots at x=2 and x=4?

Back

f(x) = -2(x - 2)(x - 4).

Front

What does the expression 100(0.8)^x indicate about the population of cows?

Back

It indicates that the population of cows decreases by 20% each year.

Front

What does the expression 50(1.09)^x indicate about the population of chickens?

Back

It indicates that the population of chickens increases by 9% each year.

Front

What is the significance of the coefficient in an exponential decay function?

Back

The coefficient indicates the initial amount before decay occurs.

Front

What is the general form of a quadratic function?

Back

f(x) = ax^2 + bx + c, where a, b, and c are constants.

Front

What does the vertex of a parabola represent in a quadratic function?

Back

The vertex represents the maximum or minimum point of the function.

Front

How do you determine the direction of a parabola?

Back

If a > 0, the parabola opens upwards; if a < 0, it opens downwards.