Solve the equation by completing the square.6x2 + 10x = - 1
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Express as a single logarithm.log210 - log2m
A. log2(10 - m)
B. log2
C. log4
D. log2
Mathematics
Find a formula for the nth partial sum of the series and use it to find the series' sum if the series converges.
+ 
+ 
+ ... + 
+ ...
A. 
; 4
B. 
; 2
C. 
; 2
D. 
; 4
Mathematics
Multiply.(11a + 3c)(11a - 3c)
A. 11a2 - 3c2 B. 121a2 + 66ac - 9c2 C. 121a2 - 9c2 D. 121a2 - 66ac - 9c2
Mathematics
Referring to triangle ABC, find the area of the triangle.
?
?
Round to three significant digits.
?
S = __________ km2
Fill in the blank(s) with the appropriate word(s).
Mathematics