Write an equivalent expression with negative exponents.
A. -20y-4
B. - 
C. 
D. 5y-4
Answer: C
Mathematics
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Assume that p represents a true statement, q represents a true statement, and r represents a false statement. Determine the truth value of the following.(p ? q) ? (p ? r)
A. True B. False
Mathematics
For the given functions f and g, find the requested function and state its domain. Write the domain in interval notation.f(x) = 16 - x2; g(x) = 4 - x;
Find f + g.
A. (f + g)(x) = 4 + x; (-?, -4) ? (-4, ?) B. (f + g)(x) = -x2 + x + 12; (-?, ?) C. (f + g)(x) = x3 - 4x2 - 16x + 64; (-?, ?) D. (f + g)(x) = -x2 - x + 20; (-?, ?)
Mathematics
Use the table of xy-values to make a line graph.
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.If sin x = - 
and ? < x < 
, find tan x.
A. 
B. 
C. - 
D. 
Mathematics