Semester 1 Exam Review

In which step does a mistake first appear?

• Step 1

• Step 2

• Step 3

• Step 4

Which graph shows a function with a domain of all real numbers greater than 7?

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Which inequality is equivalent to 7x - 2y > 8 ?

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Which coordinate pair is in the solution set for y<1-6x?

• (1, 0)

• (1, -1)

• (0, 1)

• (-1, 1)

An architect is designing an office building with n floors that will have an FM radio antenna 15.85 meters tall on its roof. Each floor of the building will be 3.9 meters high. Which function can be used to find the total height of the building in meters, including the FM antenna?

• h(n) = 15.85n + 3.9

• h(n) = 3.9n + 15.85

• h(n) = 3.9n - 15.85

• h(n) = 19.75n

What value of x makes the equation true?

• 3

• 5

• 1/3

• 1/5

Which of the following is equivalent to 3x - 4y = 6?

• y = -6/7x

• y = -3/4x

• y = 4/3x + 2

• y = 3/4x - 3/2

Which graph represents -3x + 5y = -15

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What is the range of the function below?

• -2 < y < 3

• -5 < y < 3

• -5 < y < 4

What is the domain of the graph below?

• -2 < x < 3

• -2 < y < 3