Algebra 2 chapter 2 review

Write an equation in standard form of a line through (3, 4) (2,5).

• x + y = -7
• -x - y = -7
• x + y = 7
• x = -1

What is the slope of a line that is perpendicular to the line 4y -2x = -6

• 1/2
• -1/2
• -2
• 2

Tags

CCSS.8.EE.B.6

Is the following set of ordered pairs a function?
(0, 3) (-4, 5) (2, -5) (4, 9)

• Yes
• No

Tags

CCSS.8.F.A.1

Is the following equation a direct variation between x and y?  4x - 9y = -3

• Yes
• No

Y varies directly with x, what is the constant of variation?  7x - 2y = 0

• 2/7
• -2/7
• 7/2
• -7/2

Write an equation in point slope form of a line containing (-2, 0) and (4, -2).

• y = -2
• y - 4 = -1/3(x - 2)
• y - 0 = -1/3(x + 2)
• y - 0 = 1/3(x + 2)

Which of the following lines goes through the point (-3, 4) and is perpendicular to
 y = 3/2x + 6?

• y = 3/2x - 6
• y = 2/3x + 3
• y = -2/3x - 2
• y = -2/3x + 2

Write an equation for a line parallel to the line
y = 1/3x - 4 through (-3, 2)

• y = 2/3x +3
• y = -1/3x + 3
• y = 1/3x + 3
• y = -5/3x + 3

Line m contains the points (-3, 4) and (1, 0). Write the equation of a line that would be parallel to this one, and pass through the point (-2, 6).

• y = -x + 4
• y = x + 6
• y = 3x - 5
• y = 2x 

What is the equation of the line that has a slope of 3 and goes through the point (5,4)?

• y = 3x - 11
• y = 3x + 11
• x = 3
• y = -3x - 11