Questions LLC
Login
or
Sign Up
Ask a New Question
Math
Calculus
Find the derivative of -20x/(x^2-9)^2
1 answer
60(x^2+3)/(x^2-9)^3
You can
ask a new question
or
answer this question
.
Similar Questions
Find the derivative.
{sqrt(x+8)}*(x^2+20x) (x+8)^1/2(2x+20) minus (1/2)(x+8)^-1/2(x^2+20x) I'm not feeling confident I am on the
Top answer:
not bad, but why did you subtract? d/dx (x+8)^(1/2) = (1/2)(x+8)^(-1/2) your derivative is good,
Read more.
Find the derivative using the product rule.
{sqrt(x+8)}*(x^2+20x) (x+8)^1/2(2x+20) minus (1/2)(x+8)^-1/2(x^2+20x) I'm not feeling
Top answer:
Change minus to plus and then it's all good.
Read more.
f(x)= 7-5x^4
How would find the the absolute max and the x value? I think you have to take the derivative which is -20x^3 but
Top answer:
set it to zero. f(x)=0=-20x^3 which means max occurs at zero. THe absolute max must then be f(0)=7-0
Read more.
Find the derivative of 10x^2+4y^2=sqrt(7).
Is the answer 20x+8y=0
Top answer:
NO Wow! I don't think you understand what a derivative is. Please look in your text or classnotes to
Read more.
Directions:Multiply
Problem: ((x)/(3)+(3)/(4)) ((3x)/(4)-(3)/(5)) so the answer for it i got: ((20x^2+20x-36)/(80)) I worked it
Top answer:
No problem! I'm glad I could help. It's common to make mistakes while solving mathematical problems,
Read more.
Find the derivative of (3x+17)^13 (14x+6)^11x^-4/5 / (20x +3)^-9
using logarithmic differentiation. Assume x > 0.
Top answer:
y = (3x+17)^13 (14x+6)^11x^-4/5 / (20x +3)^-9 ln y = 13ln(3x+17) + 11 ln(14x+6) - 4/5 ln(x) +
Read more.
Any help would be much appreciated with the steps involved in each problem given. Thank you.
1) Find derivative if y =cot x + sin
Top answer:
It seems the post didn't post so I put it again. 2) use the chain rule where 2 separated parts. y=
Read more.
Any help would be much appreciated with the steps involved in each problem given. Thank you.
1) Find derivative if y =cot x + sin
Top answer:
2) Let u = 3x+5 and use the chain rule dy/dx = dy/du*du/dx y = u^8 dy/du = 8 u^7 u = 3x+5 du/dx = 3
Read more.
Any help would be much appreciated with the steps involved in each problem given. Thank you.
1) Find derivative if y =cot x + sin
Top answer:
2) use the chain rule where 2 separated parts. y= (3x+ 5)^8 x= 3x+5 dx= 3 y'= x^8dx 8x^7 dx put back
Read more.
Find the intersection of two lines. i have the answer just please tell me how it was made
4x-3y-4=0 , 4x+2y+5=0 -5y/-5 = 9/-5 y=
Top answer:
If you subtract the 2nd equation from the first, you get 4x-3y-4 = 0 4x+2y+5 = 0 ----------------
Read more.
Related Questions
if f(t)=sqrt(4t+1) find f''(2)
I got the first derivative to be: 1/2(4t-1)^-1/2 * 4t^3 and i'm trying to figure out if i need the
For what intervals is
g(x) = 1/x2 + 1 concave down? (Enter your answer using interval notation.) For this question I understand
Given a square with side lengths represented by the function f(x) = 2x + 5, find the area of the square.
2x^2 + 10x + 25 4x^2 +
1. Find the product. (2x)(10x)
20x 12x 20x^2 5x 2. -3m(m + 8) -3m^2 + 24 -3m^2 + 24m -24m^2 -4m + 5 3. 4d(2d - 9) 8d - 36d -d
Question 13 (1 point)
Using the Distributive Property as a good first step to solving the equation, you could simplify to get
Using the Distributive Property as a good first step to solving the equation, you could simplify to get which of these choices?
5
5 - sqrt of 20x + 4 >= -3
5- 20x + 4 >= -3 5-4 - 20x >= -3 1 - 20x >= -3-1 -20x >= -4 x<= -15 Possible answers are x<=3 -1/5 <=
1.) Find the derivative of tan (sec x).
2.) Find the derivative if 1/x in four ways, using the limit process, power rule,
The derivative of y= 20x is
Apply the distributive property to simplify the expression.
-4(5x + 2) 20x + 8 20x - 8 -20x +8 -20x - 8