Fall Exam Review Precalculus

Front

Logarithmic functions are the inverse of...

Back

Exponential Functions

Front

What is the meaning of the slope?

Back

The slope represents the rate of change; for example, Colby is adding $5 per week.

Front

Determine the sum of the series written in Sigma Notation: Σ from n=1 to 10 of n.

Back

The sum is -295.

Front

What is the range of the function f(x) = x^2?

Back

The range is (-∞, ∞).

Front

Solve for x: log₂(x² - 6) = log₂(2x + 2)

Back

x = 4.

Front

What is the definition of a function?

Back

A function is a relation that assigns exactly one output for each input.

Front

What is the quadratic formula?

Back

x = (-b ± √(b² - 4ac)) / 2a.

Front

What does the slope-intercept form of a line look like?

Back

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

Front

What is the domain of the function f(x) = 1/x?

Back

The domain is all real numbers except x = 0.

Front

What is the definition of an asymptote?

Back

An asymptote is a line that a graph approaches but never touches.