Arvin's answer to kenzy's Secondary 3 E Maths question.
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For question 14, use the quadratic formula and carry on from where I left of, you will get the answer. As for question 15, if you have any questions about my working, let me know so that I can elaborate further
Date Posted:
6 years ago
hi thanks for your answer ! may i ask for ques 15 what do you mean by bottom must be negative ? thanks !
They want the overall to be less than zero meaning that the overall has to be negative. The top is positive leaving the denominator to be negative
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