Soalan kuiz matematik tambahan ting empat 2006
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Transcript of Soalan kuiz matematik tambahan ting empat 2006
1. Given that f:(x) 2x + 3, find f –1(x).
[2 marks]
2. If function find the object which is mapped onto itself.
[2 marks]
3. Given that function Find .
[2 marks]
4. Cari julat nilai-nilai x dengan keadaan 2x2 - 4x + 3 3x – 2
[2 marks]
5. Diberi dan adalah punca-punca untuk persamaan 5 + 4x – x2 = 0. Tentukan nilai bagi + dan .
[2 marks]
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6. Diberi f:x 3x – 4. Cari ff(x)
[3 marks]
7. Determine the roots of the following quadratic equation:
[3 marks]
8. Form the quadratic equations from its roots:
[3 marks]
9. Find the range of values of p if the quadratic equation below has no real roots.
[3 marks]
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10. If p and q are the roots of equation , form an equation with roots and 4q-1.
[3 marks]
11. Find the range of values of x if 6x2 + x 2.
[3 marks]
12. If m+1 and n-2 are the roots of the equation x(x+3)=10, find the possible values of m and n.
[3 marks]
13. The function has a maximum point of (2,-1). State the values of a and b.
[3 marks]
14. Find the range of values of x if
[3 marks]
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15. Find the range of values of m if .
[3 marks]16. Given that 2 is a root of the quadratic equation , find the value of k.
[3 marks]
17. Given that , find
[3 marks]
18. Given that and , find the value of x such that gf(-x) = -34.
[3 marks]
19. Given that and . Find the value of m if
[3 marks]
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20. Solve the equation x + 2 = .
[3 marks]
21. Given that the quadratic equation (a + 2)x2 – 6ax + 9 = 0 has two equal and real roots, find the possible values of a.
[4 marks]
22. Find the range of values of k such that the quadratic equation x2 + 3x = 1 – k has no real roots.
[4 marks]
23. Find the range of values of p if the quadratic equation 3x2 + 5x + p = 0 has two distinct and real roots.
[4 marks]
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24. Given the functions , and , find the values of p and q.
[4 marks]
25. Given that g(x) = 3x – 2 and h(x) = 4x + 1, find g-1h.
[4 marks]
26. A function is defined by f(x) = a + bx. Given that f(-1) = 7 and f(3) = -13, find the values of a and b.
[4 marks]
27. Given that and are the roots of the quadratic equation 2x2 + 4x + p = 0 and -3 = 0, find the values of , and p.
[4 marks]
28. If and are the roots of the quadratic equation 3x2 – 4x + 6 = 0, form the
quadratic equation whose roots are + .
[4 marks]
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29. Find the range of values of m if the straight line y = mx – 4 does not intersect the curve y = -4x2- 5.
[4 marks]
30. Show that the quadratic equation kx2 + (2k + 3)x + k = 0 has real roots if k .
[4 marks]
END OF QUIZ
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