1a) Solve X** ^{2}** + 10x + 12 = 0, giving your
answer in surd form (4 marks)

1b) Solve y** ^{2}** – 6y -15 = 0, giving your
answer in surd form (4 marks)

2a) Write x** ^{2}** – 10x + 1 in the form (x +
p)

**+ p (2 marks)**

^{2}2b) Write 4x** ^{2}** + 8x – 11 in the form a(x +
p)

**+ p (2 marks)**

^{2}2c) Write 2x** ^{2}** + 20x + 7 in the form a(x +
p)

**+ q (3 marks)**

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