Math 1 Review: Unit 2 Part B

Math 1 Review: Unit 2 Part B

Multiple Choice

What is the 98th term of the arithmetic sequence 15, 11, 7....?

• 395

• -392

• -373

• 403

Multiple Choice

George picked up rocks for every year of his life. At 1 years old, George picked up 4 rocks. When he was 2 years old, he picked up 7 rocks. When he was 3 years old, he picked up 10 more rocks. Which rule determines how many rocks George collected in any given year of his life?

• Next = Now +3, Start at 3

• An = 3 + 4 (n - 1)

• F(x) = 3x + 7

• F(x) = 3x + 1

Multiple Choice

Write the equation of a line that has a slope of 4, and passes through (0, -7)

• y = 4x + 7

• y = 7x + 4

• y = 4x - 7

• y = -7x - 4

Multiple Choice

Write an equation of a line with the given information:

(3, -1) and (5, 3)

• y = 2x + 7

• y = 2x - 7

• y = 3x - 1

• y = 5x + 3

Multiple Choice

Write the equation of the line that is parallel to the line 2x + y = 5 , and whose y-intercept is (0, 4).

• y = -2x + 4

• y = 2x + 4

• y = -2x - 4

• y = -2x

Multiple Choice

Write the equation of the line that passes through (8, 4) and is perpendicular to the line: -2x + y = 5

•  $y\ =\ \frac{1}{2}x\ +8$  

•  $y\ =\ \frac{1}{2\ }x+\ 4$  

•  $y\ =\ -\frac{1}{2}x\ +\ 4$  

•  $y\ =\ -\frac{1}{2}x\ +\ 8$  

Multiple Choice

Which of the follow is true concerning the two functions:

f(x) = -2x + 5

• f(x) has a smaller y-intercept

• f(x) has the same slope as g(x)

• g(x) has a larger slope

• f(x) has a larger slope

Multiple Choice

Dallas compared the y-intercept of f(x) = -2x - 3 to the table, t(x), shown.

What is the difference when the y-intercept of f(x) is subtracted from t(x)?

• -13

• 7

• 13

• -7