Algebra 1 EOC practice

Front

What is the explicit formula for the sequence: 2, 8, 14, ...?

Back

a_n = 6n - 4

Front

How do you calculate the total cost, D, for buying lollipops if each lollipop costs $1.50 and there is a $2 charge for using a credit card?

Back

D = 1.50l + 2

Front

What equation has an undefined slope?

Back

x = 5

Front

What system of inequalities is represented in the graph: 2x - y ≥ -2 and x - y < 2?

Back

2x - y ≥ -2 and x - y < 2

Front

Find the vertex of the function f(x) = -x^2 - 4x + 12.

Back

(-2, 16)

Front

What is an explicit formula in sequences?

Back

An explicit formula defines the nth term of a sequence as a function of n.

Front

What does it mean for a slope to be undefined?

Back

An undefined slope occurs in a vertical line where x is constant.

Front

What is a system of inequalities?

Back

A system of inequalities consists of two or more inequalities that are considered simultaneously.

Front

How do you find the vertex of a quadratic function?

Back

The vertex can be found using the formula x = -b/(2a) for the function f(x) = ax^2 + bx + c.

Front

What is the meaning of the term 'inequality'?

Back

An inequality is a mathematical statement that compares two expressions using <, >, ≤, or ≥.