Quadratic Functions Assignment

Quadratic Functions Assignment
1. Determine the zeros of each function by factoring (3 marks each):
a. f(x) = – 2×2 – 5x +12
b. f(x) = 2×2
-3x-2
c. f(x) = x
2
-10x+24
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Quadratic Functions Assignment Number 2
2. Solve the following using the quadratic formula. Simplify and give exact answers only. State
imaginary answers as no solutions (3 marks each).
a. 3×2 + x –2 = 0
b. x
2 – 5x + 7 = 0
3. Without solving each equation, determine the number of solutions. Show all work (3 marks
each).
a. 4×2 – 12x + 9 = 0
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Quadratic Functions Assignment Number 2
b. 2×2 + 5x – 1 = 0
c. x
2 – 2x + 3 = 0
4. For what values of k does:
a. kx
2 + 12x + 9 = 0 have imaginary roots?
b. 2×2 + kx + 8 = 0 have 2 real solutions?
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