Match the given graph with its equation.
A. 
- 
= 1
B. 
- 
= 1
C. 
+ 
= 1
D. 
- 
= 1
Answer: D
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Let T denote the temperature, in degrees, of a cup of coffee t seconds after it is placed on the counter to cool. Let 
denote, the difference, in degrees, between the temperature of the coffee and room temperature. Then D satisfies the equation of change
.
?
A: What can you conclude about the function 
?B: If the temperature of the coffee is initially 186 degrees, find a formula that gives D in terms of t. Write your answer using the alternative form for an exponential function.C: Find a formula that gives T in terms of t.
What will be an ideal response?
State the domain and the range of the function.g(x) = ln (x - 0.3)
A. Domain: (0.3, ?); Range: (-?, ?) B. Domain: (0, ?); Range: (-?, ?) C. Domain: (-?, ?); Range: (0.3, ?) D. Domain: (-?, ?); Range: (0, ?)
Find the leading term and the leading coefficient.7 + 2x4 - 12x - 5x3 + 13x2
A.
| Leading Term: 7 | Leading Coefficient: 7 |
B.
| Leading Term: 2x4 | Leading Coefficient: 7 |
C.
| Leading Term: 2x4 | Leading Coefficient: 2 |
D.
| Leading Term: -5x3 | Leading Coefficient: -5 |
Provide an appropriate response.How can you use a proportion to solve a percent word problem? Explain in your own words.
What will be an ideal response?