Menu
Home
Forums
New posts
Search forums
What's new
New posts
Latest activity
Log in
Register
What's new
Search
Search
Search titles only
By:
New posts
Latest activity
Menu
Log in
Register
Forums
What's new
JavaScript is disabled. For a better experience, please enable JavaScript in your browser before proceeding.
Latest activity
What's new
New posts
Latest activity
L
lookagain
replied to the thread
Need help
.
I would advise you stay with MarkFL's posts However, consider another way such as this: Rewrite the integrand as: x^2(36x^2 -...
18 minutes ago
topsquark
reacted to
MarkFL's post
in the thread
Must use definition of derivative to solve
with
Like
.
Let's look only at the numerator of the difference quotient I wrote: \frac{1}{(x+h)^5}-\frac{1}{x^5} Combining terms, we get...
Today at 4:24 PM
topsquark
reacted to
MarkFL's post
in the thread
Must use definition of derivative to solve
with
Like
.
Hello, and welcome to FMH! :) Let's begin with the definition of the derivative: f'(x)\equiv\lim_{h\to0}\frac{f(x+h)-f(x)}{h} In this...
Today at 4:24 PM
topsquark
reacted to
Dr.Peterson's post
in the thread
Weight amount
with
Like
.
Yes, rounding error is an interesting possibility here; if the potatoes were both actually 29.5 pounds and the scale rounds to the...
Today at 4:21 PM
Dr.Peterson
replied to the thread
need help in my son maths question which i can't solve.
.
The standard way to solve this is with algebra (as Jomo did - but check for a sign error!); but since you put this under Arithmetic...
Today at 3:06 PM
D
Denis
replied to the thread
Algebra for economics
.
Your equations as per DrP: C = C_0 + cY Y = \frac{C_0+I+G}{1-c} Your variables make my head spin... I'd change them, as example: a...
Today at 3:05 PM
Dr.Peterson
replied to the thread
Weight amount
.
Yes, rounding error is an interesting possibility here; if the potatoes were both actually 29.5 pounds and the scale rounds to the...
Today at 2:54 PM
Dr.Peterson
replied to the thread
Algebra for economics
.
You are (with a typo fixed) given this: C = C_0 + cY Y = \frac{C_0+I+G}{1-c} Here's the substitution, with an extra step or two shown...
Today at 2:31 PM
MarkFL
reacted to
topsquark's post
in the thread
Weight amount
with
Like
.
I used to have similar questions. I once did a experiment with a simple circuit. I knew the source potential and the current in the...
Today at 2:28 PM
topsquark
reacted to
MarkFL's post
in the thread
Hw help
with
Like
.
Instead of asking for the thread to be deleted, why not follow Dr. Peterson's suggestion to post the relevant equation(s) you've...
Today at 2:26 PM
topsquark
replied to the thread
Weight amount
.
I used to have similar questions. I once did a experiment with a simple circuit. I knew the source potential and the current in the...
Today at 2:23 PM
Otis
replied to the thread
Some radian cutting circles in parts question, please help!
.
Confused students don't analyze, like you do. The exercise could be better presented. As far as writing exercises that contain relevant...
Today at 2:21 PM
topsquark
reacted to
Jomo's post
in the thread
need help in my son maths question which i can't solve.
with
Like
.
Let M = how much money Minah has Let Y = how much money Yati has M-60 = Y +60 5(M-220) = Y + 220
Today at 2:11 PM
topsquark
reacted to
Dr.Peterson's post
in the thread
Tricky Trig?
with
Like
.
Here's a picture of what you need. The little triangle "xz_" (I forgot to label the rightmost point) and the big triangle "xwy" are...
Today at 2:10 PM
D
Denis
replied to the thread
Find eventual value after adding two percentage figures
.
Would be clearer if stated this way: s = Selling price = ? c = Cost price = 6.00 p = Profit = .05 d = Deductions (.20 VAT + .15 fees) =...
Today at 1:51 PM
Forums
What's new
Top