because as x approches 0, it can only be 5+0

The answers are correct

Thanks! This is super helpful.

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Hey just to confirm are these SL or HL notes and do you have a downloadable pdf available? Thanks in advance

Yes, if x is equivalent to h and x = -1.2

then wouldn't it be y = 2(x+1.2)2 - 0.125

as the two negatives make it a positive?

English please

what do the variables stand for

Thank you for the resources above. Now I can make a smooth transition from differentiation to integration. :)

in discussion Hidden / Per page discussions » Derivatives by First Principle

-IB student going to 2nd year soon- Came here looking for help (expecting the usual boring stuff) but I'm happily surprised I love this lol perfect for reviewing

in discussion Hidden / Per page discussions » Functions & Equations

thx

Hello,

Is it possible to obtain a pdf or word version of these notes to download?

I really like the things they emphasize and would like to mix them with my own notes.

Thanks!

Guillermo

hey man, you're saving me here. i completely agree with you on how IB treats vectors (not good). these notes will save me for the test in a day, thank you so much

in discussion Hidden / Per page discussions » Standard Deviation

pwees expwain

in discussion Hidden / Per page discussions » Standard Deviation

Tf?

Thank you for the clear explanation, very helpful

in discussion Hidden / Per page discussions » Completing The Square

How do I complete the square but with cubes and cuboids?

How come on the last problem (4) the answer is 5 and not -5?

in discussion Hidden / Per page discussions » Notes - Table of Contents

Very Useful

in discussion Hidden / Per page discussions » Notes - Table of Contents

This site is awesome! Cheers!