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done complex, polynomials, conics, integration, volumes, started mechanics

ahk makes sense

Hi, I have read other posts and I am still not getting something...I heard the person who is ranked first in school assessment will automatically get first hsc exam mark in the school. Does that mean the person who got the first exam mark will only get the 10th highest mark overall, seeing as...

65 maximum with those subjects ;)

^^

vanakkam

advanced: 20/150 lol forgot

school rank approx 150 ranks: 3u maths 10/40 4u maths 1/10 chemistry 3/100 biology 40/120 SOR 1 10/40

1) use the method if slicing to find the volume of the solid obtained by rotating the region enclosed between the curves y=4-x^2 and the lines x=2 and y=4 through one complete revolution about a) the x-axis b)the y axis c)the line x=2 d)the line y=4 thanks

soz wrong question...how do u know if the volume is annulous? you know with the big radius minus the small radius sorry cant explain properly

how do u know if the disk is annulous (whether to use washer method or disk method)?

yeh it is pretty amazing (Y)

typing them takes half the time, so u have time to read over them again thoroughly.

write your detailed description of the plot here... fyi, i already know the plot...just thought it would help others... :uhhuh:

why is r=h?

can someone please help me with some rates of change questions from fitzpatzrick 25a), pg. 100 qu. 9, 18, 24, 26 thanks

(3x+2)/(x(x+1)^3)

hmmm....useful advice i passed lol

that didnt work last time.