maths help required (1 Viewer)

[Real Madrid]

my textbook doesnt cover this content well so yeah i need working out on this

see attachment

 

[Real Madrid]

ignore 3

 

[hopethisworks]

you will never be required to sketch 4.

5+6 are relitively easy.

 

[Real Madrid]

for 4 i need to find the point of inflextion i donno how

 

[hopethisworks]

let y'' = 0

... then test with sign change of 2nd derivative

rly cbf to work it out, but it shoudnt take very long

 

[Aaron.Judd]

If you do extension 1 maths then you need to know how to do 4 and could be required to sketch it.