Examine whether the second partial derivative of f at (0,0) exist or not if f:R^2 tends to R is defined by f (x,y)={x^2y/√x+y^2, xy is not =0 0, xy=0
Related Rates: Problem Solving
Direction: Solve each word problem involving a related rates. Make a sketch of your work
if necessary, and then apply differentiation.
A spherical snow ball is made so that its volume is increasing at a rate of 8 cubic
feet per minute. Find the rate at which the radius is increasing when the snowball
is 4 feet in diameter.
PLEASE ANSWER MY QUESTION QUICKLY!!
DEADLINE : 05/03/2022 11 : 00 PM
Related Rates: Problem Solving
Direction: Solve each word problem involving a related rates. Make a sketch of your work
if necessary, and then apply differentiation.
Sand is being dropped at a rate of 10 cubic feet per minute onto a conical pile. If
the height of the pile is always twice the base radius, at what rate is the height
increasing when the pile is 8 feet high?
PLEASE ANSWER MY QUESTION QUICKLY!!
DEADLINE : 05/03/2022 11 : 00 PM
Related Rates: Problem Solving
Direction: Solve each word problem involving a related rates. Make a sketch of your work
if necessary, and then apply differentiation.
A spherical balloon is being inflated so that its volume is increasing at rate of 5
cubic feet per minute. At what rate is the diameter increasing when the diameter
is 12 feet?
PLEASE ANSWER MY QUESTION QUICKLY!!
DEADLINE : 05/03/2022 11 : 00 PM
Related Rates: Problem Solving
Direction: Solve each word problem involving a related rates. Make a sketch of your work
if necessary, and then apply differentiation.
A boy is flying a kite, which is at a height of 40 feet. The kite is moving horizontally
at a rate of 3 feet per second. If the string is taut, at what rate is the string being
paid out when the length of the string released is 50 feet?
PLEASE ANSWER MY QUESTION QUICKLY!!
DEADLINE : 05/03/2022 11 : 00 PM
Related Rates: Problem Solving
Direction: Solve each word problem involving a related rates. Make a sketch of your work
if necessary, and then apply differentiation.
An automatic travelling at a rate of 30 feet rate second is approaching an
intersection. When the automobile is 120 feet from the intersection, a truck
traveling at a rate of 40 feet per second crosses the intersection. The automobile
and the truck going, separating 2 seconds after the truck leaves the intersection?
PLEASE ANSWER MY QUESTION QUICKLY!!
DEADLINE : 05/03/2022 11 : 00 PM
Related Rates: Problem Solving
Direction: Solve each word problem involving a related rates. Make a sketch of your work
if necessary, and then apply differentiation.
Out of frustration, Arceli throws a stone into a river. This caused ripples in the form
of concentric circles. The radius of the outer ripple increases constantly at 1.5 feet
per second. At what rate is the total area of the disturbed water changing when the
radius is 5 feet?
PLEASE ANSWER MY QUESTION QUICKLY!!
DEADLINE : 05/03/2022 11 : 00 PM
Direction: Solve each word problem involving a related rates. Make a sketch of your work
if necessary, and then apply differentiation.
A water tank in the form of an inverted cone is being emptied at the rate of 6 cubic
feet per minute. The altitude of the cone is 24 feet and the base radius is 12 feet.
Find how fast the water level is lowering when the water is 10 feet deep.
PLEASE ANSWER MY QUESTION QUICKLY!!
DEADLINE : 05/03/2022 11: 00 PM
Related Rates: Problem Solving
Direction: Solve each word problem involving a related rates. Make a sketch of your work
if necessary, and then apply differentiation.
A ladder 20 feet long is leaning against an embankment inclined 60 degrees to the
horizontal. If the bottom of the ladder is being moved horizontally toward the
embankment at 1 foot per second, how fast is the top of the ladder moving when
the bottom is 4 feet from the embankment?
PLEASE ANSWER MY QUESTION QUICKLY!!
DEADLINE : 05/03/2022 11: 00 PM
Related Rates: Problem Solving
Direction: Solve each word problem involving a related rates. Make a sketch of your work
if necessary, and then apply differentiation.
A man on a dock is pulling in a boat at a rate of 50 feet per minute by means of a
rope attached to the boat at water level. If the man’s hands are 16 feet above the
water level, how fast is the boat approaching the dock when the amount of rope
released is 20 feet?
PLEASE ANSWER MY QUESTION QUICKLY!!
DEADLINE : 05/03/2022 11 : 00 PM