Exam (elaborations)
MATH 1280 FINAL EXAM LATEST 2024 ACTUAL EXAM
- Course
- Institution
- Book
MATH 1280 FINAL EXAM LATEST 2024 ACTUAL EXAM
[Show more]
Connected book
Book Title:
Author(s):
- Edition:
- ISBN:
- Edition:
More summaries for
-
MATH 1280 FINAL EXAM LATEST 2024 ACTUAL EXAM
Seller
Follow
maxmaxwellmm254
Content preview
MATH 1280 FINAL EXAM LATEST 2024 ACTUAL EXAMQUESTIONS AND CORRECT DETAILED ANSWERS
What is the difference between the absolute value of 4 and the absolute value of -3?
- ANSWER: 1
4
7
8 "incorrect"
Brandie lives on the twelfth floor of her apartment building. She walks down 2 flights
to visit a friend, then up 3 flights to deliver a message to a neighbor. Which integer
best represents the number of flights Brandie must walk to get back to her starting
point? - ANSWER: -1
Javier writes an integer on a piece of paper. The absolute value of his number is less
than 4. Which is true of the possible values of Javier's number? - ANSWER: The
possible values are less than 4. "correct"
The possible values are less than -4. "not correct"
The possible values are less than 4 but greater than -4.
The possible values are either greater than 4 or less than -4.
Jessica increases the temperature of a block of ice by 20º. Which integer represents
the amount by which Jessica must change the temperature for the block of ice to
return to its starting temperature? - ANSWER: -20
What is the difference between the absolute value of 4 and the absolute value of -3?
- ANSWER: 1
Jalen plots two integers on a horizontal number line. The leftmost integer is
negative. Which must be true of the second integer? - ANSWER: The second integer
is greater than the first integer.
Which situation is best represented using a negative integer? - ANSWER: the
temperature decreasing by 18º
The lowest recorded temperature in a town was 4ºF, without the windchill. With the
wind, the temperature felt like 10ºF below zero. On a number line, what is the
distance between the two temperatures? - ANSWER: 6
Yasmine finds the absolute value of -655. Which expression represents this value? -
ANSWER: 0-(-655)
A meteorologist used the expression below to describe how the temperature
changed.
, -5 + (-4)
Which statement could describe how the temperature changed? - ANSWER: The
temperature was -5 degrees, then it decreased 4 degrees.
The temperature at 9 a.m. is 2 degrees. The temperature rises 3 more degrees by
noon. Which expression describes the temperature at noon? - ANSWER: 2 + 3
Morena, a scuba diver, used the expression below to describe her position in relation
to sea level.
0 + (-15) + 6 - ANSWER: Morena started at sea level, dove down 15 feet, then rose up
6 feet.
What is the value of the expression?
-16+12 - ANSWER: -4
Rita is adding 3 + (-8) + 1. She rewrites the expression as 3 + (-1) + 8.
What is Rita's error?
She used the commutative property, which cannot be used with negative numbers.
In the new expression, -8 and 1 should both be negative.
She used the associative property which should only be used with positive numbers..
She switched the negative signs for -8 and 1. - ANSWER: She used the commutative
property, which cannot be used with negative numbers.
In the new expression, -8 and 1 should both be negative. "incorrect"
She used the associative property which should only be used with positive numbers..
She switched the negative signs for -8 and 1. "correct"
What is the value of x in the equation below?
-3 - (-8) - (-2) = x - ANSWER: 7
Alaina has $28 in her account. She wants to purchase a pair of shoes that costs $45.
If Alaina makes the purchase, which integer will represent the amount of money in
Alaina's account? - ANSWER: -17
What is the value of 3 - (-2)? - ANSWER: 5
What is the distance between -3 and 2 on the number line? - ANSWER: 5
Michael is using a number line to evaluate the expression -8 - 3.
After locating -8 on the number line, which step could Michael complete to evaluate
the expression? - ANSWER: Michael could rewrite the expression as -8 + -3 and move
3 spaces to the left.
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller maxmaxwellmm254. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $17.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
79064 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now