Solve the problem.Does the graph of the function y = tan x - x have any horizontal tangents in the interval 
If so, where?
A. Yes, at x = 
, x = 
B. Yes, at x = ?
C. Yes, at x = 0, x = ?, x = 2?
D. No
Answer: C
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Test the equation for symmetry with respect to the given axis, line, or pole.r = 3 + 3 cos ?;
the line ? = 
A. may or may not have symmetry with respect to the line ? = 
B. has symmetry with respect to the line ? = 
Solve by the elimination method.x + y = 5y = x - 3
A. (0, 2) B. (5, -3) C. Infinitely many solutions D. No solution
Solve. Simplify if possible.The following table shows the breakdown of the number of patients in two hospital units at a local city hospital. Is the ratio of nurses to patients in the post-operative unit higher or lower than the ratio of nurses to patients in the neonatal intensive care unit (NICU)??Post-op unitNICUPatients28?57?Nurses7?17?
A. Higher B. Lower
You are given a table showing input and output values for a given function y1 = f(x). Use the table to answer the question.What is the y-intercept of the graph of y = f(x)?
A. 3 B. 0 C. -3 D. -1