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ur in yr 10?

ty everyone

can someone post up the school ranks :drink: and prove |a+b| smaller or equal to |a|+|b| for all real a,b :hammer::hammer: Ty

SAME fAR OUT:angry::angry:

lols

gooogle aint work no aswers

'_____'

identify 2 examples of: a) elements essential for plant life b) elements essential for animal life c) compounds essential for plant life d) compounds essential for animal life but u cant use carbon LOLS...

:bomb::bomb::bomb::bomb::bomb::bomb::bomb::bomb::bomb::bomb::bomb::bomb::bomb::bomb::bomb::bomb:

a certain tank can b filled by 2 pipes in 80 mins. The larger pipe itself can fill the tank in 2 hrs less than the smaller pipe by itself . How long does each pipe take to fill the tank on its own. Two trains each make a journey of 330 km. One of the trains travel 5 km/h faster than the other...

DOT POINT for phys chem

someone please do (t-2)^3+(t+2)^3 Factor as fully as possible I really did try TY in advance

THANKS acevipa i owe u one. my phys teacher set it as an extension question :( rewarding who ever gets it with a prize :) many thanksssss

find da lenghts of x and y plus working out plz lols please have a go if u noe plz thanks i tried for a long time srsly:hammer:

lols coming from a guy who pulled a whole nighter

plz

yea sorry but im new to this extension stuff so im noob but i really tried anyways: Use mathematical induction to prove that for all positive integers n: (a) 1^2+2^2+3^2+...+ N^2 = (1/6)n(n+1)(2n+1) show working and plz briefly explain thanks to whoever dat tries

???

(x-1)(x+1)(x^2+2)