Simplify the expression.(2x-2)-4
A. 
B. 2x8
C. 
D. 
Answer: A
Mathematics
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Simplify. Assume that all variables represent positive real numbers.
A. 
B. 
C. 7
D. 
Mathematics
Write the expression with only positive exponents and evaluate if possible. Assume all variables represent nonzero real numbers.
-2
A. - 
B. - 
C. 
D. 
Mathematics
For the given rational function, find all values of x for which y has the indicated value.y = 
- 
; y = 6
A. 
B. 
C. 
D. 
Mathematics
Use the center, vertices, and asymptotes to graph the hyperbola.(y + 4)2 - 4(x + 3)2 = 4 
A. 
B. 
C. 
D. 
Mathematics