snell's answer to xy's Secondary 4 A Maths Singapore question.

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snell
Snell's answer
333 answers (A Helpful Person)
1st
hope this helps.

this time i leave it to u to figure out that it is diverging lens at position 3.

if u still cannot, feel free to pose ur query, k?

:)
xy
Xy
5 years ago
If it goes inwards means converging, and if it goes out means diverging right? :)
snell
Snell
5 years ago
yup! so clever! :)
snell
Snell
5 years ago
u hv to admit: this is one tricky qn from O level
xy
Xy
5 years ago
(: Thank you for helping!