Find the principal square root.
A. -18
B. 6
C. not a real number
D. -6
Answer: C
Mathematics
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Determine whether the slope of the line is positive, negative, zero, or undefined.
A. negative B. undefined C. zero D. positive
Mathematics
Solve the problem.The number of students infected with the flu on a college campus after t days is modeled by the function 
When will the number of infected students be 300?
A. About 14 days B. About 12 days C. About 16 days D. About 8 days
Mathematics
State whether the function is a polynomial function or not. If it is, give its degree. If it is not, tell why not.f(x) = 
A. Yes; degree -5 B. Yes; degree 5 C. Yes; degree 3 D. No; it is a ratio of polynomials
Mathematics
Find the natural logarithm.ln(e)
A. e B. 0 C. 1 D. -1
Mathematics