Qtr 2 checkpoint review #2

Front

What type of function describes a value that decreases by a constant percentage each year?

Back

Exponential function.

Front

What is the initial value in the function f(x)=0.05(2)^x?

Back

0.05.

Front

What method can be used to solve the system of equations y = 10 and 2x - 3y = -18?

Back

Substitution method.

Front

What is the cost equation for a large pizza at Palanzio’s Pizzeria with toppings?

Back

y = 6.80 + 0.90x.

Front

What is the cost equation for a large cheese pizza at Guido’s Pizza with toppings?

Back

y = 7.30 + 0.65x.

Front

What is the inequality representing the minimum number of people attending a dinner?

Back

x + y >= 8.

Front

What is the inequality representing the maximum cost for vegetarian and meat-based dinners?

Back

5x + 6y <= 70.

Front

What does the term 'linear function' refer to?

Back

A function that creates a straight line when graphed, typically in the form y = mx + b.

Front

What is the definition of a system of equations?

Back

A set of two or more equations with the same variables.

Front

What does the substitution method involve?

Back

Solving one equation for a variable and substituting that expression into another equation.