432 Answered Questions for the topic Derivative
Finding Marginal Revenue, Marginal Cost, and Marginal Profit with Cost Function.
A gizmo is sold for $28 per item. Suppose that the number of items produced is equal to the number of items sold and that the cost (in dollars) of producing 𝑥 gizmos is given by the following...
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Derivative Calculus
03/08/22
How would you determine the unsimplified derivatives of these two questions?
a) y= (3x^2-x)(2x^3-3) ——————— 2x-5 b) y= (x^2-1)^2(x^3-5)^2 ——————— -2x^2+1i believe I would use the power/product/chain rule combo however I’m unsure of...
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Derivative Calculus
03/08/22
How would I find the equation of the tangent to the curve below when the slope of the tangent is 4?
Given: y= 2x - 8/xthanks
Derivative Calculus
03/08/22
How would I determine the equation to the tangent below when x=8?
given: y=6 3√x (x-6)
Derivative Calculus
03/08/22
Determine the points on the curve below where the tangent is horizontal
Curve: y=2x^3 + 15x^2 - 84x + 12how would I go about answering this?
Derivative Calculus
03/07/22
Determine unsimplified and simplified derivatives of the following.
Determine unsimplified derivatives:
y=3x^2 + 3√x - 5/x^2
y=(x^2-x)(√x)
y=-6/4√3x
Determine simplified derivative: y=(2x^2-1)^4 (3x^2+1)^2
Derivative Calculus
03/07/22
How do I go about answering this?
Given y=2z2 - 1 and z=-4/x find dy/dx when x=2?
03/07/22
Determining equation to the normal
How would I determine the equation to the normal to the curve y=√5x when x=20?
03/06/22
Calculus, horizontal tangent
For what values of x does the graph of f have a horizontal tangent? F(x)=x + 2sinxTake the derivative and set it equal to zero, right? I got f'=1+2cosx and set it equal to zero and got x=2pi/3, but...
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Derivative Calculus
02/24/22
Find dy for the given values of x and Delta x .
y=Sqrt[2x+5] x=1; delta X=0.13What is the derivative of y=Sqrt[2x+5]?
Derivative Calculus
02/21/22
use the definition of a derivative to find f ' (x)
use the definition of a derivative to find f ' (x)1.f(x)=√ x−62.f(x)= x+1/x
Derivative Calculus
02/11/22
Use the Fundamental Theorem of Calculus to find the derivative of the function. Simplify answer. g(x)=\int_(-3x )^(4x) (5t-6t^(2))dt
01/30/22
Use implicit differentiation to find dy/dx. 5+2y^3=4x^2y^3+10x^2
When I calculated the problem, I got x'=(6x^2-3)y^2/4xy^3+10x
Derivative Calculus
12/07/21
I need help optimizing this function. Lots of big numbers that confuse me.
937 * (2520x)0.75 + 749 (2520-2520x)0.75 - 106760Optimize this function. I know you have to take the derivative and then set that equal to zero and solve for x but I dont understand how to do this...
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Second fundamental thereom of calculus
Use the chain rule to calculate f(x)=d/dx intergral with lower bound of 0 and upper bound of x^6 of ln(1+t^4) dt. Please help I have no idea to where even begin for this problem.
Derivative Calculus
11/22/21
Calculus, Derivative By Definition
Locate the derivative of the function f(x)=( x²+1)/x applying the definition of derivative only. Then verify your result using the quotient rule of differentiation and the formula for the...
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Derivative Calculus
11/18/21
Calculus 1 Problem
Find (f^-1)(a)F(x)= x - 6/x , x<0 , a=1Find (f^-1)(a)F(x)=tan^-1(x) + 8x^2, a=0
11/18/21
Find the dimensions of the box that minimize cost.
You are constructing a box for your cat to sleep in. The plush material for the square bottom of the box costs $5/ft2 and the material for the sides costs $2/ft2. You need a box with volume 4 ft2....
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11/17/21
Find the dimensions of the box that minimize cost.
You are constructing a box for your cat to sleep in. The plush material for the square bottom of the box costs $5/ft2 and the material for the sides costs $2/ft2. You need a box with volume 4 ft2....
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Find the antiderivative
Consider the function f(t) = 4sec2(t) − 9t3Let F(t) be the antiderivative of f(t) with F(0) = 0 Then F(t) =
11/17/21
A function f(x) and interval [a,b] are given. Check if the Mean Value Theorem can be applied to f on [a,b].
A function f(x) and interval [a,b] are given. Check if the Mean Value Theorem can be applied to f on [a,b]. If so, find all values c in [a,b] guaranteed by the Mean Value Theoremf(x) = √ (9 - x2) ...
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Determine the intervals on which the given function is concave up or down and find the point of inflection
Determine the intervals on which the given function is concave up or down and find the point of inflection. Let f(x) = x(x−4√x)The x-coordinate of the point of inflection is: ____The interval...
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11/17/21
Find the dimensions of the box that minimize cost.
You are constructing a box for your cat to sleep in. The plush material for the square bottom of the box costs $5/ft2 and the material for the sides costs $2/ft2. You need a box with volume 4 ft2....
more
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