Using the horizontal-line test, determine whether the function is one-to-one.f(x) = 
A. Yes
B. No
Answer: A
Mathematics
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Solve the problem.A certain exotic sports car costs three hundred twelve thousand, nine hundred ninety-five dollars. Write as a number.
A. 3,209,950 B. 312,995,000 C. 312,995 D. 31,295
Mathematics
Solve the system by the method of your choice. Identify systems with no solution and systems with infinitely many solutions, using set notation to express their solution sets.
A. {(5, -3)}
B. {(0, 7)}
C. {(x, y) 
}
D. ?
Mathematics
Solve the problem.Given the supply and demand functions below, find the demand when p = $12. S(p) = 5pD(p) = 120 - 4p
A. 72 B. 48 C. 132 D. 60
Mathematics
Find an equation of the line passing through each pair of points. Write the equation in the form 
(0, 0) and (7, 
)
A. x - 
y = 0
B. 
x - y = 0
C. 
x = 0
D. 9x = 7
Mathematics