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SPM Mathematics 2016, Paper 2 (Questions 1 & 2)


Question 1 (3 marks):
On the graph in the answer space, shade the region which satisfies all three inequalities y ≥ –3x + 6, y > x + 1 and y ≤ 5.

Answer:


Solution:


Question 2 (4 marks):
Solve the following quadratic equation:
23x5=x3x1

Solution:
23x5=x3x12(3x1)=x(3x5)6x+2=3x25x3x25x+6x2=03x2+x2=0(3x2)(x+1)=03x2=0     or     x+1=0x=23     or     x=1

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