S1 Final Exam Review - Units 1 and 2

Front

What does the expression |b - 8| + 10 > 22 represent?

Back

This inequality represents the values of b that are either less than -4 or greater than 20.

Front

How do you find f(-2) if f(x) = 4?

Back

f(-2) = 4.

Front

Back

The solution is x = 7.

Front

What is the formula for the speed of an airplane traveling against the wind?

Back

The rate is represented by a - w, where a is the speed of the airplane in still air and w is the speed of the wind.

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 solution to the inequality |x - 3| < 5?

Back

The solution is -2 < x < 8.

Front

What does the expression b < -4 or b > 20 indicate?

Back

It indicates that b can take values less than -4 or greater than 20.

Front

How do you determine the domain of a square root function?

Back

The domain includes all x values for which the expression inside the square root is non-negative.

Front

Back

Front

What is the meaning of the term 'function'?

Back

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