Estimate the limit by graphing the function for an appropriate domain. Confirm your estimate by using l'Hopital's rule. Show each step of your calculation.
What will be an ideal response?
Using the graph, students should estimate the limit to be approximately 5.4.
Using l'Hopital's rule:
= 
= 
= 
+ 4
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Determine the slope and the y-intercept. Then graph the equation.y = - 
x + 6
A. m = - 
; y-intercept: (0, -6)
B. m = - 
; y-intercept: (0, 6)
C. m = 
; y-intercept: (0, -6)
D. m = 
; y-intercept: (0, 6)
Graph on a number line.4.25 
A. 
B. 
C. 
D. 
Solve the problem.An average score of 90 for 5 exams is needed for a final grade of A. John's first 4 exam grades are 79, 89, 97, and 95. What range of scores on the fifth (and last) 100-point exam will guarantee John an A in the course?
A. 90 to 100 B. 95 to 100 C. 99 to 100 D. 85 to 100
Find the points of inflection.f(x) = x3 + 7x + 2
A. (0, 7) B. (0, 2) C. (2, 7) D. (2, 0)