Kahwai's answer to Nova's Secondary 3 A Maths Singapore question.

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Kahwai
Kahwai's answer
232 answers (A Helpful Person)
1st
Using quadratic equation

Alpha plus beta =-b/a
Nova
Nova
3 years ago
The eqn is wrong for the straight line
Kahwai
Kahwai
3 years ago
You correct me I believe you can do
Nova
Nova
3 years ago
I did but the thing is when I tried to prove it my answer does not match
Nova
Nova
3 years ago
I keep ending up with b(0,0)
Kahwai
Kahwai
3 years ago
The first part?
Nova
Nova
3 years ago
The first part I got 1/2 same as you
Kahwai
Kahwai
3 years ago
Show me your workout
Kahwai
Kahwai
3 years ago
I knew I meant mistake for b

Should be
2 -6/5
Nova
Nova
3 years ago
Where?
Kahwai
Kahwai
3 years ago
Refer to the new answer the rest you might need to correct it
Nova
Nova
3 years ago
Ok thanks