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Reply 140
the last question was 9.56 g/cm^3
(Original post by hilly16)the last question was 9.56 g/cm^3

yeh i got it too
Original post by ted_tdm
anybody forget that there was a question on the last page


i did at first then i rushed and at got 9.2 because i mistakenly used 260.5 instead of 265 but aparently the answer was 9.56.
Original post by 224411
yes this is what I got too

did it not say give your answer in the form a + root b where a and b are integers?
Reply 144
Original post by 3fkofi3jrifjc3i4
did it not say give your answer in the form a + root b where a and b are integers?


The correct answer is actually 2+√5 - you can’t just square root each term separately you have to square a+√b and compare coefficients
Original post by benhutt0n
:frown:Original post by Suleiman123)What did u guys put for x the one where u couldn’t use ur calculator. I got like 3 + root20

3 + 2root(5)?


this is soooo late im so worried but thats what i got too
I got 189/200
Original post by dachemist
I got 189/200

Nice
Original post by dachemist
I got 189/200

congratulations you done so well man i was one mark away from an eight
Reply 149
Original post by ceoiku
yeah that's what I got

How did u do it I need help
Reply 150
Original post by Suleiman123
Nah it was 9.56 I’m pretty sure

I need help how do u do it

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