exam Maths Puzzle Numerical Ability

Multiply the following binomials using the FOIL method:

(x - 2)(x + 4)

I have this....
x^2 - 2x + 4x + 2
x^2 + 2x + 2
Where do I go from here??? Is this even right????

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exam Other Question
Can I get some help here?


Graph each function and state its domain and range.
g(x)= x+2



Thanks 3 consecutive odd integers whose sum is one hundred eighty three