Use a graphing calculator to graph the function using the given viewing window. Use the graph to decide if the function is one-to-one. If the function is one-to-one, give the equation of the inverse function.f(x) = 
; [-10, 10] by [-10, 10]
A. One-to-one; f-1(x) = 
B. One-to-one; f-1(x) = 
C. Not one-to-one
D. One-to-one; f-1(x) = 
Answer: D
Mathematics
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Graph the parabola or ellipse. Include the directrix that corresponds to the focus at the origin.r = 
A. 
B. 
C. 
D. 
Mathematics
List the critical values of the related function. Then solve the inequality.
? 0
A. -5; (-?, -5] B. 5; (-?, 5) C. No critical values; ? D. -5, 5; [-5, 5]
Mathematics
Construct a truth table for the statement.~(p ? s) ? (p ? (~q ? s))
A. 
| T | T | T | T |
T F T F
T F F F
F T T T
F T F T
F F T T
F F F T
B.
| T | T | T | T |
T F T T
T F F F
F T T T
F T F T
F F T T
F F F T
Mathematics
Referring to the figure below, solve for IT and I2 by using simultaneous equations.
a. IT = 24.6 mA I2 = 6.9 mA b. IT = 33.2 mA I2 = 1.1 mA c. IT = 22.1 mA I2 = 6.8 mA d. IT = 33.2 mA I2 = 0.67 mA e. IT = 22.2 mA I2 = 2.2 mA
Mathematics