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#1
can anyone give solutions too these. I have somehow gone completely wrong

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3 years ago
#2
(Original post by Mya_oty)
can anyone give solutions too these. I have somehow gone completely wrong
Would be easier to just see your attempt and point out where you go wrong rather than do it.
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#3
I don't have my attempt on me, I had an email from my teacher telling me to see where I went wrong but she didn't attach my solution. I only have a blank.paper
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3 years ago
#4
(Original post by Mya_oty)
I don't have my attempt on me, I had an email from my teacher telling me to see where I went wrong but she didn't attach my solution. I only have a blank.paper
So have a go again.

a) (i) Differentiate

(ii) Differentiate it again

b) Solve the eq. in part (i) when it is =0
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#5
do I just need to get T on its own?
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3 years ago
#6
(Original post by Mya_oty)
do I just need to get T on its own?
For part B yeah.
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#7
when I rearranged I got s-15 = 2t³-3t² can this go further?
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3 years ago
#8
(Original post by Mya_oty)
when I rearranged I got s-15 = 2t³-3t² can this go further?
Why are you rearranging s(t)??
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