Indicate what must be done to each side of the equation in order to isolate the variable.3 = x - (-11)
A. Add 3
B. Subtract 3
C. Subtract -11
D. Add -11
Answer: D
Mathematics
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Find the sum Sn of the first n terms of the geometric sequence. 3, -9, 27, -81, 243, . . . ; n = 10
A. -44,279 B. -44,286 C. -44,292 D. -44,288
Mathematics
The bar graph shows the number of new residents in several towns during the years 1999 to 2001. Use the graph to answer the question. 
What was the total number of new residents in Birton during the years 1999 to 2001?
A. 417 B. 282 C. 382 D. 330
Mathematics
Write the complex number in rectangular form.8
A. 
+ 
i
B. 4
+ 4i
C. 4 + 4
i
D. 
+ 
i
Mathematics
Write the complex number in standard form.
?
?
A. 
i
B. -
i
C. 
i
D. 
i
E. -
i
Mathematics