Question 7 Sean collects trading cards. The number of cards that he owns is given by the function y= 10x + 25, where x is the time in months since he began collecting. What is the best interpretation of the constant term in this function? the number of cards that he had when he started his collection the number of new cards that he gets each month 1. The slope-intercept form of a linear equation is y - mx + b, where m is slope/rate of change and bis the y-intercept/ constant. Which of these two does the 25 in the equation the number of cards he has currently the cost of a now pack of trading cards given represent? 2. What would be the input for this equation? The output? 3. Which answer chaice is correct?
Question 7 Sean collects trading cards. The number of cards that he owns is given by the function y= 10x + 25, where x is the time in months since he began collecting. What is the best interpretation of the constant term in this function? the number of cards that he had when he started his collection the number of new cards that he gets each month 1. The slope-intercept form of a linear equation is y - mx + b, where m is slope/rate of change and bis the y-intercept/ constant. Which of these two does the 25 in the equation the number of cards he has currently the cost of a now pack of trading cards given represent? 2. What would be the input for this equation? The output? 3. Which answer chaice is correct?
MATLAB: An Introduction with Applications
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ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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Equations and inequalities describe the relationship between two mathematical expressions.
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A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.
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
Transcribed Image Text:2:27
* Question 7
Sean collects trading cards. The number of cards that he owns is given by the function y= 10x + 25,
where x is the time in months since he began collecting.
What is the best interpretation of the constant term in this function?
the number of cards that he had when he started his collection
the number of new cards that he gets each month
1.
The slope-intercept form of a linear equation is y mx + b,
where m is slope/rate of change and bis the y-intercept/
constant. Which of these two does the 25 in the equation
given represent?
the number of cards he has currently
D
the cost of a new pack of trading cards
2. What would be the input for this equation? The output?
3.
Which answer choice is correct?
8.
10
11

Transcribed Image Text:2:27
...
Question 9
1.
What is the definition of correlation?
A small grocery store notices a strong positive correlation between sales of ice cream and
sales of pool supplies. Which of the folowing best explains this correlation?
The manufacturers of both items often work together to offer discounts
2.
Which two answers can be automatically
eliminated because they represent no
correlation?
O A
when buying both products.
The most common place for people to consume ice cream is by a pool.
B
so people will often want to buy both at the same time.
3. What is the correct answer?
In warmer temperatures people are more likely to want to eat ice
cream. Similarly, swimming in a pool is more popular in summer as
well.
In small grocery stores, It is not common to see pool supplies for sale.
Therefore, when people do, they are ikely to purchase it and may have
already been purchasing ice cream anyway.
D
.. .
8
9
10
11
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