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yar ok still lost...

so let me get this straight... we need to make the numerator the same as the derivative of the denominator right..? so cant we just say 3/5 S 5/3x = 3/5 ln 3x + C [where S is the integrand sign] (since 3/5 x 5 = 3) please correct me someone...

cant it b 3/5 ln 3x +C

yar im a lost dude... i meant integration...will fix but i still dont get it

^meant to say integration hey can someone plz explain how i would ANTIdifferentiate...ok i mean integrate 5/3x i dont understand how to use f'(x)/f(x) dx = ln f(x) + C

have u seen coroneos.... im not trying to dissuade u to buy it or anything BUT make sure u OPEN and take a look at it before u buy it

Maths in focus is great 4 2U... for 3U it lacks.... however at times it is better than Fitz...plus it prob has the best layout/format.... they all have pros and cons...but its not as bad as people say it is...

i thought it was three...but yeah i always find variation...anyway thanks

sup, just wondering to how many decimal places are we meant to we round off to in chem...ne1 no thank u

titration is a method used to determine the concentration of a substance using a substance of known concentration.... it usually uses a neutralisation reaction to determine the exact point to substances have reacted... it is not hard... just need to know how to use c=cv and n=m/M my question...

u can but theres easier way to do it whihc i did today lol thanks for help

^ i forgot about tht.. and ive forgotten trig.... 4 which ratios will ratio (-x) = -ratio(x)

... a new day a new challenge... can someone plz do show that arctan 4 - arctan 3/4 = pi/4 and how would i show if y=sinx and y=arcsinx is an odd or even function.

thanks heaps... that makes it very clear... i cant believe its that obvious yer ok ill figure it out thanks

^can u explain in more detail plz

yup ok thats wat im confused with... 1 do we only give it 1 value not 2

ok i get that... just not wher to put it... can u do tan[arcsin(-root3/2)] i no i can do with calc... just working confusing

thats the part im stuck with... i dont no where to draw it 1st 2n3rd or 4th... text books dont explain clearly

um... are u joking...?? i mean how to show working...u no like with quadrants...

i would never ban water... but others may want to ban DHMO after they google it... ok i have another question... can someone explain how to solve arcsin (-1/root2)... i dont really get the restriction thing