For the following functions, use a calculator to graph the function and to estimate the absolute and local maxima and minima . Then, solve for them explicitly. 139. [T] y = 4 − x 2 4 + x 2
For the following functions, use a calculator to graph the function and to estimate the absolute and local maxima and minima . Then, solve for them explicitly. 139. [T] y = 4 − x 2 4 + x 2
For the following functions, use a calculator to graph the function and to estimate the absolute and local maxima and minima. Then, solve for them explicitly.
139. [T]
y
=
4
−
x
2
4
+
x
2
Formula Formula A function f(x) attains a local maximum at x=a , if there exists a neighborhood (a−δ,a+δ) of a such that, f(x)<f(a), ∀ x∈(a−δ,a+δ),x≠a f(x)−f(a)<0, ∀ x∈(a−δ,a+δ),x≠a In such case, f(a) attains a local maximum value f(x) at x=a .
water at a rate of 2 m³/min.
of the water height in this tank?
16) A box with a square base and an open top must have a volume of 256 cubic inches. Find the dimensions of the
box that will minimize the amount of material used (the surface area).
17) A farmer wishes to
#14 Sand pours from a chute and forms a conical pile whose height is always equal to its base diameter. The height o
the pile increases at a rate of 5 feet/hour. Find the rate of change of the volume of the sand in the conical pile
when the height of the pile is 4 feet.
(d)(65in(x)-5 cos(x) dx
mins by
5x-2x²
3x+1
dx
-dx
20 Evaluate each the following indefinite integrals
Elementary Statistics: Picturing the World (7th Edition)
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