Caleb Chan's answer to Jia Yi's Secondary 4 E Maths question.

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Caleb Chan
Caleb Chan's answer
1 answers (A Helpful Person)
1st
The question phrasing abit jia lat.I assume it actually means x is a prime number and not the equation equals to a prime number
Jia Yi
Jia Yi
7 years ago
Ohh... But I thought that -7 is not a prime number ?