Eugene See's answer to Joy's Secondary 3 A Maths question.
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For the first part, you can either solve for the equation and then work out the sum OR you can manipulate the equation into product of roots & sum of roots
For the second part, I supposed you have to substitute the value of a and then press calculator to show that LHS=RHS
For the second part, I supposed you have to substitute the value of a and then press calculator to show that LHS=RHS
Date Posted:
7 years ago
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