Stephen Su Quan Yuan's answer to mary's Secondary 3 A Maths Singapore question.

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Stephen Su Quan Yuan
Stephen Su Quan Yuan's answer
87 answers (Tutor Details)
mary
Mary
1 year ago
Hi, since the qn said for all real values of x, should the sign be ≥ instead?
Stephen Su Quan Yuan
Stephen Su Quan Yuan
1 year ago
Yes u're right! My bad!