Algebra 1 - Trimester 1 Benchmark Review

Front

Solve: 10 < |2x + 4|

Back

x < -7 or x > 3

Front

What is the equation of the vertical line that passes through x = -2?

Back

x = -2

Front

What is the 10th term of the arithmetic sequence -6, -9, -12, -15, ...?

Back

-33

Front

Which equation represents the arithmetic sequence: 6, 11, 16, 21, ...?

Back

a_n = 6 + 5(n - 1)

Front

Solve the inequality 7b - 6 ≤ 10. What is the value of b?

Back

b ≤ 2

Front

What is the definition of an absolute value inequality?

Back

An inequality that contains an absolute value expression, representing the distance from zero.

Front

Define an arithmetic sequence.

Back

A sequence of numbers in which the difference between consecutive terms is constant.

Front

What is the formula for the nth term of an arithmetic sequence?

Back

a_n = a_1 + (n - 1)d, where a_1 is the first term and d is the common difference.

Front

What does it mean for a line to be vertical?

Back

A vertical line has an undefined slope and is represented by an equation of the form x = k.

Front

How do you solve an absolute value inequality?

Back

Split it into two separate inequalities, one for the positive case and one for the negative case.