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Secondary 4 | A Maths
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secondary 4 chevron_right A Maths

May i know how to do qn 1? I tired alrdy but then my teacher say my method cannot TAT

Date Posted: 1 year ago
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Jeff Tan
Jeff Tan's answer
38 answers (Tutor Details)
Not sure if ur teacher agrees with method, but this is my way of proving. Continue expanding and u will get the soln