Q15 Share your answers (2 Viewers)

[jade2198]

Share your answers on Q15?

 

[Mr Hippopotamus]

Share your answers on Q15?

Oh please, no.
Don't start this thread for EVERY question....

 

[mahoo_mk]

what is your x^2 function guys
my teacher told us its

 

[lolwot]

i got

 

[mahoo_mk]

i got

i just want to see who in the state actually got it right this was the biggest troll question

 

[Focus is Key]

Does anyone remember what they got for the volume question as an answer?

 

[Plaguesbread]

Does anyone remember what they got for the volume question as an answer?

Yes, I recorded it
(1/3)*(32pi + 2(^9/2)pi) u^3

 

[Menomaths]

what is your x^2 function guys
my teacher told us its

Ugh it was rotated about the y axis so y^2 function? or did I just lose 3 marks...

 

[Swaan]

I did y^2... Fml


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[Randox]

i got 136pi/3 Units cubed

Anyone else?

 

[NFmusic1995]

i got

+1 got this too

 

[NFmusic1995]

i got 136pi/3 Units cubed

Anyone else?

yea i got this too

 

[Randox]

yea i got this too

yay. how did you find the test overall. Pretty damn hard IMO

 

[NFmusic1995]

yay. how did you find the test overall. Pretty damn hard IMO

it was hard, hoping for 80+ raw, but that integration was quite easy compared to that gay rates of change question at the end

 

[Hue Jass]

any tell me how to do question a

 

[johnlad]

any tell me how to do question a

The height is 1.2 so sub everything in for the trap formula
1.2/2(1.5+2(1.8)+1.5)= 3.96

for part 2 you just sub in for simpsons: 4.08

What did you gusy get for the reason for why trapezoidal is better, i always thought simpsons was more accurate?

 

[Menomaths]

The height is 1.2 so sub everything in for the trap formula
1.2/2(1.5+2(1.8)+1.5)= 3.96

for part 2 you just sub in for simpsons: 4.08

What did you gusy get for the reason for why trapezoidal is better, i always thought simpsons was more accurate?

I said something like the shape of the tent was similar to trapezoids, the shape the trapezoidal rule uses to measure area whereas the simpson's rule uses are under a curve. Bs'd it

 

[Shazer2]

Damnit. Instead of of doing I just squared both terms, forgetting the middle term so I got y + 4. FML

 

[mahoo_mk]

+1 got this too

dont get excited i got that too, but its wrong LMfaoo

 

[SierraLeone]

Eh guys had problems with question 15c(ii). Anyone solve?