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Educating the world for a better change
,9/19/25, 6:55 AM Assessment 4 (page 1 of 4)
BNU1501-25-S2 Welcome Message Assessment 4
QUIZ
Question 1
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If a vertical and horizontal number lines intersect each other, they form a right angle (an angle of 90 degrees), and a (x;y) co-
ordinate system of axes is formed. The horizontal line is called the _______.
A. quadrant
B. 𝑦-axis
C. co-ordinate
D. 𝑥-axis
Clear my choice
Question 2
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In a straight line with the equation y = mx + c, if m > 0, then slope is ________.
A. ascending
B. descending
C. horizontal line
D. vertical line
Clear my choice
Question 3
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y1 −y2
Select the most correct meaning of the following expression in words: x1 −x2
.
A. Change in 𝑦 over change in 𝑥.
B. Change in 𝑥 over change in 𝑦.
C. Change in 𝑥 over change in 𝑥 and change in 𝑦 over change in 𝑦.
D. Change in the y-value over change in the x -value.
Clear my choice
https://mymodules.dtls.unisa.ac.za/mod/quiz/attempt.php?attempt=29782657&cmid=1070091#question-30070921-3 1/2
, 9/19/25, 6:55 AM Assessment 4 (page 1 of 4)
Question 4
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What is the gradient and the y-intercept for a straight line with the equation y = 6x − 5?
A. Slope = 6, y-intercept = -5
B. Slope = 6, y-intercept = 5
C. Slope = 5, y-intercept = -6
D. Slope = 5, y-intercept = 6
Clear my choice
Question 5
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What is the equation of a vertical line through (−2; 5)?
A. x = −2
B. y = −2
C. y = 5
D. x = 5
Clear my choice
https://mymodules.dtls.unisa.ac.za/mod/quiz/attempt.php?attempt=29782657&cmid=1070091#question-30070921-3 2/2
ademic In
Ac sti
te
tu
Eli
te
he
de
W
re a
G ra eM
d u a te s Ar
Educating the world for a better change
,9/19/25, 6:55 AM Assessment 4 (page 1 of 4)
BNU1501-25-S2 Welcome Message Assessment 4
QUIZ
Question 1
Answer saved
Marked out of 5.00
If a vertical and horizontal number lines intersect each other, they form a right angle (an angle of 90 degrees), and a (x;y) co-
ordinate system of axes is formed. The horizontal line is called the _______.
A. quadrant
B. 𝑦-axis
C. co-ordinate
D. 𝑥-axis
Clear my choice
Question 2
Answer saved
Marked out of 5.00
In a straight line with the equation y = mx + c, if m > 0, then slope is ________.
A. ascending
B. descending
C. horizontal line
D. vertical line
Clear my choice
Question 3
Answer saved
Marked out of 5.00
y1 −y2
Select the most correct meaning of the following expression in words: x1 −x2
.
A. Change in 𝑦 over change in 𝑥.
B. Change in 𝑥 over change in 𝑦.
C. Change in 𝑥 over change in 𝑥 and change in 𝑦 over change in 𝑦.
D. Change in the y-value over change in the x -value.
Clear my choice
https://mymodules.dtls.unisa.ac.za/mod/quiz/attempt.php?attempt=29782657&cmid=1070091#question-30070921-3 1/2
, 9/19/25, 6:55 AM Assessment 4 (page 1 of 4)
Question 4
Answer saved
Marked out of 5.00
What is the gradient and the y-intercept for a straight line with the equation y = 6x − 5?
A. Slope = 6, y-intercept = -5
B. Slope = 6, y-intercept = 5
C. Slope = 5, y-intercept = -6
D. Slope = 5, y-intercept = 6
Clear my choice
Question 5
Answer saved
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What is the equation of a vertical line through (−2; 5)?
A. x = −2
B. y = −2
C. y = 5
D. x = 5
Clear my choice
https://mymodules.dtls.unisa.ac.za/mod/quiz/attempt.php?attempt=29782657&cmid=1070091#question-30070921-3 2/2
