Ask Singapore Homework?

Upload a photo of a Singapore homework and someone will email you the solution for free.



Question

secondary 4 | A Maths
3 Answers Below

Anyone can contribute an answer, even non-tutors.

Answer This Question
Brianca
Brianca

secondary 4 chevron_right A Maths chevron_right Singapore

Pls help me with this question. Thanks

Date Posted: 5 months ago
Views: 98
EPQP
EPQP
5 months ago
dy/dt
= (dy/dx) x (dx/dt)
= -4 cos (x) sin (x) x (dx/dt)

when x = π/3

dy/dt
= -4 cos (π/3) sin (π/3) x (0.4)
= -0.4 sqrt(3) rad/s

See 3 Answers

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Jonathan
Jonathan's answer
620 answers (A Helpful Person)
1st
I offer answers to your unlimited questions via WhatsApp for a monthly fee of $150. Simply send me a question, and I will provide an explanation just as I do here. Contact me at 9765 6297 (WhatsApp only) to subscribe.
done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
sstrike
Sstrike's answer
5568 answers (A Helpful Person)
done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Jonathan
Jonathan's answer
620 answers (A Helpful Person)
I offer answers to your unlimited questions via WhatsApp for a monthly fee of $150. Simply send me a question, and I will provide an explanation just as I do here. Contact me at 9765 6297 (WhatsApp only) to subscribe.