Find the domain of the rational function.f(x) = 
.
A. {x|x ? -3, x ? 5}
B. {x|x ? 3, x ? -5}
C. {x|x ? 3, x ? -3, x ? -5}
D. all real numbers
Answer: B
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Find the slope of the curve for the given value of x.y = x2 + 11x - 15, x = 1
A. slope is - 
B. slope is 13
C. slope is -39
D. slope is 
Find the general solution of the equation. Express the solution explicitly as a function of the independent variable.e9ty'(t) = -2
A. y = 
e9t + C
B. y = 18e9t + C
C. y = 
e-9t + C
D. y = 
e-8t + C
Write a negation of the statement. Some citizens obey traffic laws.
A. No citizens obey traffic laws. B. All citizens obey traffic laws. C. Some citizens do not obey traffic laws. D. No citizens do not obey traffic laws.
Use the given graph of f(x) = ax2 + bx + c to solve the specified inequality.f(x) ? 0
A. x ? -4 B. x ? -4 C. All real numbers D. No solutions