Using the horizontal-line test, determine whether the function is one-to-one.
A. one-to-one
B. not one-to-one
Answer: B
Mathematics
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Provide an appropriate response.If r(t) is the rate of change of revenue, then 
isi) the total revenue up to time b.ii)the total revenue from time a to time b.iii) the change in revenue at any time.
A. Only iii is correct. B. Only i is correct. C. Both i and ii could be correct. D. Only ii is correct.
Mathematics
Provide an appropriate response.Consider the restricted quadratic function f (x) = x2 + 4x + 6 on x ? -2. Determine the restricted function f-1(x) graphically. Graph both f(x) and f-1(x) on the same xy-plane.
What will be an ideal response?
Mathematics
Completely factor the expression.
a. 
b. 
c. 
d. 
e. 
Mathematics
Perform the indicated operation. Simplify if possible.
+ 
A. 
B. 
C. 
D. 6x - 7
Mathematics