Show that the function f has an inverse by showing that it is strictly monotonic.f(?) = tan ?, 
< ? < ?
What will be an ideal response?
f'(?) = sec2 ? > 0 on (?/2, ?). Thus, f is monotonic increasing on (?/2, ?) and so it has an inverse there.
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Find the equation of the graphed line.
A. y = 6x - 5
B. y = 
x - 5
C. y = -6x - 5
D. y = 
x + 6
Perform the indicated operation.
? 
÷ 
A. 1
B. 
C. 
D. 
Solve using the substitution method. If the system has an infinite number of solutions, use set-builder notation to write the solution set. If the system has no solution, state this.a + 4b = 23a = -12b + 6
A. (4, 2) B. {(a, b)|a = 4b + 2} C. No solution D. {(a, b)|a + 4b = 2}
Which of the following is a correct interpretation of "p-value?"
a. The probability that the null hypothesis is true b. The probability that the null hypothesis is false c. The significance level for a hypothesis test d. None of the above