Erfana Beevee Binte Hassan Shariff's answer to Elisa's Secondary 4 A Maths Singapore question.

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Erfana Beevee Binte Hassan Shariff
Erfana Beevee Binte Hassan Shariff's answer
275 answers (Tutor Details)
1st
See that the equation is a quadratic equation when all brought to LHS. Using the formula method to solve quadratic equation, you will get 2 equations. Then equate, simplify n solve. Hope this helps.
Elisa
Elisa
8 months ago
thank u!!