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secondary 4 | A Maths
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secondary 4 chevron_right A Maths chevron_right Singapore

Can somebody tell me where I did wrong? Because when I sub the answers into the qns its the opposite ans :/

Date Posted: 1 month ago
Views: 19
Raphael Teng Yao Wei
Raphael Teng Yao Wei
1 month ago
B =3 not -3
1 month ago
Thank you!!!

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Arnold K H Tan
Arnold K H Tan's answer
810 answers (A Helpful Person)
Tiny careless mistake