Give the equation of the function whose graph is described.The graph of y = 
is reflected across the y-axis. This graph is then vertically stretched by a factor of 8.2. Finally, the graph is shifted 8 units downward.
A. y = -8.2
- 8
B. y = 8.2
+ 8
C. y = 8.2
- 8
D. y = 8
- 8.2
Answer: C
Mathematics
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If a and b are rational numbers, with a ? 0 and b ? 0, and if m and n are integers, determine if the following is true or false. Justify your answer.(a - b)m = am - bm
A. True; (2 - 1)1 = 21 - 11 B. False; (2 - 1)2 ? 22 - 12
Mathematics
Simplify the expression involving rational exponents.
-4/3
A. 
B. Not a real number
C. 
D. - 
Mathematics
The function f is one-to-one. Find its inverse.f(x) = 
A. f-1(x) = 
B. f-1(x) = 
C. f-1(x) = 
D. f-1(x) = 
Mathematics
Perform the indicated operations and simplify the result. Leave the answer in factored form.
A. 
B. 
C. 1
D. 
Mathematics