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secondary 3 | A Maths
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Gracia Chew
Gracia Chew

secondary 3 chevron_right A Maths chevron_right Singapore

pls help

Date Posted: 4 years ago
Views: 174
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Arnold K H Tan
Arnold K H Tan's answer
2108 answers (A Helpful Person)
1st
X = -2, but only after you simplify the expression. If you substitute this value in as is, the equation would not make sense.