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K
khansaheb
replied to the thread
Geometry
.
I think s/he meant reviewing. Back in middle/hS , we used to call "revising" - residual effect of colonial education system. Suggest...
Today at 5:56 AM
K
khansaheb
reacted to
Harry_the_cat's post
in the thread
How do I find the nth term of this sequence?
with
Like
.
If n is odd, then t_n = n. If n is even, then t_n = -n. To combine these statements, we need a way of producing +1 if n is odd and -1...
Today at 5:28 AM
jonah2.0
replied to the thread
Geometry
.
Beer inspired diagram follows. Revising or Revisiting? It's all good. https://www.desmos.com/calculator/xrjswnaofd
Today at 12:28 AM
Steven G
reacted to
Harry_the_cat's post
in the thread
How do I find the nth term of this sequence?
with
Like
.
If n is odd, then t_n = n. If n is even, then t_n = -n. To combine these statements, we need a way of producing +1 if n is odd and -1...
Yesterday at 11:51 PM
I
Idun
replied to the thread
Earth curvature help please (My brother-in-law is a flat earther and sent me this video about earth curvature.)
.
I appreciate you posting. I saw that video last year and thought "genius! how easy is that!". However if you ever bother to go down that...
Yesterday at 9:37 PM
topsquark
reacted to
Harry_the_cat's post
in the thread
How do I find the nth term of this sequence?
with
Like
.
If n is odd, then t_n = n. If n is even, then t_n = -n. To combine these statements, we need a way of producing +1 if n is odd and -1...
Yesterday at 9:19 PM
Harry_the_cat
replied to the thread
How do I find the nth term of this sequence?
.
If n is odd, then t_n = n. If n is even, then t_n = -n. To combine these statements, we need a way of producing +1 if n is odd and -1...
Yesterday at 8:50 PM
K
khansaheb
reacted to
mario99's post
in the thread
How do I find the nth term of this sequence?
with
Like
.
Hint: use (-1)^{n+1} a_n = (-1)^{n+1}b_n It is easy to guess b_n now.
Yesterday at 7:02 PM
K
khansaheb
reacted to
Steven G's post
in the thread
How do I find the nth term of this sequence?
with
Like
.
Forget the - signs for a moment. Then the sequence is 1 2 3 4 5... Clearly the nth term in my sequence will be n. You get to show how...
Yesterday at 7:00 PM
topsquark
reacted to
Steven G's post
in the thread
How do I find the nth term of this sequence?
with
Like
.
Forget the - signs for a moment. Then the sequence is 1 2 3 4 5... Clearly the nth term in my sequence will be n. You get to show how...
Yesterday at 6:14 PM
R
Raanikeri
reacted to
Steven G's post
in the thread
How do I find the nth term of this sequence?
with
Like
.
Forget the - signs for a moment. Then the sequence is 1 2 3 4 5... Clearly the nth term in my sequence will be n. You get to show how...
Yesterday at 4:19 PM
Steven G
reacted to
blamocur's post
in the thread
Probability Normal Distribution
with
Like
.
You have only a few operations in there -- can't you check them?
Yesterday at 1:43 PM
Steven G
replied to the thread
How do I find the nth term of this sequence?
.
Forget the - signs for a moment. Then the sequence is 1 2 3 4 5... Clearly the nth term in my sequence will be n. You get to show how...
Yesterday at 1:41 PM
Steven G
reacted to
Dr.Peterson's post
in the thread
Need help with truth table: I'm trying to understand WHY, in this table, that X→Z would be true when X is false.
with
Like
.
Of course, even the best "real-life" examples we give tend to have something wrong about them. This one sounds causal; in addition, in...
Yesterday at 1:37 PM
Steven G
replied to the thread
Logarithms...
.
What rule changed? -5-5 is not 0. -65-65 is not 0. 5-5=0 and 65-65=0. For the record, -5 +5=0
Yesterday at 1:36 PM
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