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Mnemonics (1 Viewer)

yoakim

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I am glad I don't have to do my maths ext1 hsc exam this year :)
 

kloudsurfer

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I used to hate them. I figured if you had to rely such methods, you obviously dont know your stuff well enough.

That was before I started chemistry, biology and extension maths.

Hows this one?
Trig identities (the 2s are squared's)
cosec2x-cot2x= 1 "cosy cot"
sec2x-tan2x=1 "sexy tan"

That one was the teachers actually. I usually only use them for chemistry and most of mine are personal and would make no sense to anyone else.
 

501n2u

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yoakim said:
hahaha soulsearcher and live.fast haha....

Another mnemonic for chemistry is....

-Metals = losers (lose electrons therefore positive)
-Non Metals = greedy (gain electrons therefore negative)

And another is...
- Pussy Cats = Cations (Positive)
- Anions = Negative

hahas that's a pretty good way of remembering them, i'll remember that =].
 

airie

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yoakim said:
And another is...
- Pussy Cats = Cations (Positive)
- Anions = Negative
What are you gonna do when you come to cathode and anode? :p
 

Forbidden.

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kloudsurfer said:
I used to hate them. I figured if you had to rely such methods, you obviously dont know your stuff well enough.

That was before I started chemistry, biology and extension maths.

Hows this one?
Trig identities (the 2s are squared's)
cosec2x-cot2x= 1 "cosy cot"
sec2x-tan2x=1 "sexy tan"

That one was the teachers actually. I usually only use them for chemistry and most of mine are personal and would make no sense to anyone else.
Let me fix them a little ...

cosec2x-cot2x= 1 "cosy cot"
sec2x-tan2x=1 "sexy tan"

cosec cot is my way, similar to yours ..


Try these exponential tags

Open a tag with a [s u p]
Conclude with a [/ s u p]

No spaces of course

It will look like this: x2


Open a tag with a [s u b]
Conclude with a [/ s u b]

No spaces of course, again ...

It will look like this: x2
 
Last edited:

kloudsurfer

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f3nr15 said:
Let me fix them a little ...

cosec2x-cot2x= 1 "cosy cot"
sec2x-tan2x=1 "sexy tan"

cosec cot is my way, similar to yours ..


Try these exponential tags

Open a tag with a [s u p]
Conclude with a [/ s u p]

No spaces of course

It will look like this: x2


Open a tag with a [s u b]
Conclude with a [/ s u b]

No spaces of course, again ...

It will look like this: x2
Thanks. Ive always wanted to know how to do that.
 

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