Questions Asked

davidtnly:
help ommgggg
A rectangle is inscribed with its base on the xaxis and its upper corners on the parabola y=2–x2. What are the dimensions of …
 updated 7 months ago
 1 reply
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davidtnly:
f(x) = 3x^3  3x^2  2x + 4
Find the average slope of this function on the interval ( 1 , 3 )???? ______
Find the value of c in the inte…
 updated 7 months ago
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davidtnly:
At noon, ship A is 30 nautical miles due west of ship B. Ship A is sailing west at 19 knots and ship B is sailing north at 17 knots. How fas…
 updated 7 months ago
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davidtnly:
The function f(x) = 2 x3 − 33 x2 + 144 x + 10 has one local minimum and one local maximum.
This function has a local minimum at x equals _…
 updated 7 months ago
 1 reply
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davidtnly:
Subgame Perfect Equilibrium Question!
https://eee.uci.edu/13z/62180/homework/homework_two.pdf
…
 updated 8 months ago
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davidtnly:
A spherical snowball is melting in such a way that its diameter is decreasing at rate of 0.3 cm/min. At what rate is the volume of the snowb…
 updated one year ago
 10 replies
 2 Medals

davidtnly:
Use implicit differentiation to find the slope of the tangent line to the curve:
–3x^2–3xy–1y^3=–17
…
 updated one year ago
 12 replies
 1 Medal

davidtnly:
Find Derivative: ln(ex^3/(x3)^2
 updated one year ago
 7 replies
 1 Medal

davidtnly:
Find Derivative: ln(ex^3/(x3)^2
So.. first:
…
 updated one year ago
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davidtnly:
Derivative y=x^cos(x)
I think i am doing something completely wrong or just my steps... wondering if anyone can show step?
 updated one year ago
 7 replies
 1 Medal

davidtnly:
Derivative of x^(cos(x))
For the steps, I am a bit confused with how it is
…
 updated one year ago
 3 replies
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davidtnly:
Find derivative of f(x)=ln(sqrt((4x+5)/(3x9)))
 updated one year ago
 12 replies
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davidtnly:
Find derivative of f(x)=ln(sqrt((4x+5)/(3x9)))
 updated one year ago
 1 reply
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davidtnly:
f(x)=4arcsin(x^3), find f'(x). derivative
Preferred: looking for paper picture on how to do it with written steps.
 updated one year ago
 5 replies
 2 Medals

davidtnly:
Derivative of tan^1(sqrt(4x^21))
Looking for a detailed explanation because looking at some other explanations didn't really help!
 updated one year ago
 5 replies
 1 Medal

davidtnly:
If a ball is thrown vertically upward from the roof of 64 foot building with a velocity of 16 ft/sec, its height after t seconds is s(t)=64+…
 updated one year ago
 7 replies
 1 Medal