Express each quantity as a positive or negative number.The team gave up 3 points.
A. -3 points
B. +3 points
Answer: A
Mathematics
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Express in terms of sums and differences of logarithms.log 
A. log (2x + z) - 5 log y B. (log x)2 + log z - (log y)5 C. 2 log x + log z - 5 log y D. 2 log x ? log z - 5 log y
Mathematics
Find the curvature of the space curve.r(t) = 12ti + 
j + 
k
A. ? = 
B. ? = 
C. ? = 
D. ? = 
Mathematics
Solve the problem.Which of the lines in the picture are lines of symmetry of the given figure?
A. k, l, m and n B. k, m and n C. Only n D. l and n
Mathematics
Perform the arithmetic operations and simplify.- 
? 
? 
A. 
B. - 
C. - 
D. 
Mathematics