Algebra 3 Semester 1 Exam

Front

Solve for x: 3 - 2x = 15

Back

x = -6

Front

Add the complex numbers: (5-2i) + (-7+8i)

Back

-2 + 6i

Front

Find the area of a rectangle with length (2x + 1) and width (x + 3).

Back

Area = 2x² + 7x + 3

Front

What does a graph with no solution look like?

Back

Two parallel lines that never intersect.

Front

Find the slope of the line: y = 2x + 3

Back

Slope = 2

Front

What is the definition of a linear equation?

Back

An equation that makes a straight line when graphed.

Front

What is the quadratic formula?

Back

x = (-b ± √(b² - 4ac)) / 2a

Front

How do you factor the expression x² - 9?

Back

(x - 3)(x + 3)

Front

What is the slope-intercept form of a line?

Back

y = mx + b, where m is the slope and b is the y-intercept.

Front

What is the definition of a function?

Back

A relation where each input has exactly one output.