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
Tarah toh
Tarah Toh

secondary 4 chevron_right A Maths chevron_right Singapore

Pls help as soon as possible

Date Posted: 3 years ago
Views: 192

See 3 Answers

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
sstrike
Sstrike's answer
5364 answers (A Helpful Person)
△PQR is NOT a right angle triangle
done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Kahwai
Kahwai's answer
232 answers (A Helpful Person)
1st
Integrate

Find f(x)

With C

And use normal gradient

M x M(n) = -1, as the gradient of P tangent is -37

Use P(2,y) then find equation

And turning point is gradient zero at 5/3,

Solve eq 2,3
done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Kahwai
Kahwai's answer
232 answers (A Helpful Person)
Solve I and ii

Then find area

Distance formula

Or others

As right angle triangle