Straighterline calculus I MAT250 Topic 2: Limits and Continuity Graded Quiz: Topics 1 & 2 Questions and Answers (2025)

Straighterline calculus I MAT250 Topic 2: Limits and Continuity Graded Quiz:
Topics 1 & 2 Questions and Answers (2025)

• MAT250_TW_V4
• Topic 2: Limits and Continuity



Started on Wednesday, March 5, 2025, 1:22 PM


State Finished


Completed on Wednesday, March 5, 2025, 1:32 PM


Time taken 9 mins 34 secs


Grade 52.25 out of 55.00 (95%)

Question 1
Correct
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Question text
What is the equation for the volume of a right-circular cone in terms of the height of the cone and the
radius of the base?

Select one:
a.
V=πr2h3V=πr2h3


b.
V=4πr33V=4πr33
c.
V=πrh23V=πrh23
d.
V=πr2hV=πr2h
Question 2

, Correct
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Question text
For which values of kk will the line y=x+ky=x+k meet the parabola of the
equation y=−x2+4x−8y=−x2+4x−8 in two distinct points?

Select one:
a.
k<234k<234
b.
k>−234k>−234
c.
k<−234k<−234


d.
k>234k>234
Question 3
Correct
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Question text
In an interval whose length is zz seconds, a body moves (32z+2z2)(32z+2z2) ft. Which of the
following is the average speed vv of the body in this interval?

Select one:
a.
v=32v=32
b.
v=34v=34
c.
v=32+2zv=32+2z


d.
v=2zv=2z
Question 4
Correct
2.75 points out of 2.75