Multiply.- 
? 
A. - 
B. 3
C. - 
D. 
Answer: A
Mathematics
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Find the nth term an of the geometric sequence.
, - 
, 
, - 
, . . .
A. an = 
n - 1 - 
B. an = 
n - 1
C. an = 
n - 1
D. an = 
- 
(n - 1)
Mathematics
Solve the problem.At the start of a chemistry experiment, Sarah measured the temperature of a liquid to be 
At the end of the experiment, it had risen 
What was the liquid's temperature at the end of the experiment?
A. -21°C B. 35°C C. 21°C D. -35°C
Mathematics
Given  figure 1.png)
, find AB, or explain why the operation cannot be performed.
What will be an ideal response?
Mathematics
Divide.
A. x2 + 2
B. x2 + 2x + 
C. x2 + 2 + 1
D. x2 + 2 + 
Mathematics