Find the slope of the line tangent to the graph of the function at the given value of x.y = 
- 
; x = 4
A. - 
B. 
C. - 
D. 
Answer: A
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Use Newton's Law of Cooling to solve the problem.A loaf of bread is removed from an oven at 
and cooled in a room whose temperature is 
. If the bread cools to 
in 20 minutes, how much longer will it take the bread to cool to 
A. 27 min B. 19 min C. 8 min D. 7 min
Convert as indicated.57.8 mm to decimeters
A. 0.578 dm B. 578 dm C. 5780 dm D. 5.78 dm
Find the equation of the curve on which the point P lies such that the distance between point P and the point (0, 11) is 
of the distance between point P and the line 
.
?
Write your answer in the form 
.
What will be an ideal response?
Find an equation of variation in which the following are true.f varies jointly as q2 and h, and f = 24 when 
and 
.
A. f = 288q2h
B. f = 
q2h
C. f = 
q2h
D. f = 2q2h