St. Stephen’s Girls’ College Form 4 Maths Mid-Year Exam 2018-19

試題答案:

Section A

1. A
2. C
3. C
4. D
5. A
6. B
7. D
8. C
9. B
10. D
11. D
12. A

Section B

13. a) a²(a + b – 5)
    b) (a + b – 5)(a + 1)(a – 1)
14. m = 2n + 13
15. a) \(y = \dfrac{-1}{2}x – 3\)
    b) y-intercept is -3, x-intercept is -6
16. \(\dfrac{1}{10}-\dfrac{3}{10}i\)
17. a) k ≤ 1/32 except k = 0

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