exam Maths Puzzle Numerical Ability

I need some help on these problems. I have to put them into factored form.

1. x^2+2x+9x+18
2. x^2+4x
3. x^2+2x+48
4. x^2+2x+7x+14
5. x^2+x-12
6. x^2+12x+27

Thank You!!

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exam Other Question

5(3-2i)-4i(9-6i) this one is a pain and I need help!

x^2+8=57

its one of these

a +-square root 65

b +-square root 57-8

c +-square root 7

d +-square root 57+8