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Maths Puzzle
Numerical Ability
How do you simplify ((1-2i)/(3+i)) and write in a+bi form?
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Combine like terms.
-9b - 4a + 3c + 3b - 9a
Hannah Wants to hire a painter to paint her house. Painters plus charges $360 plus $12 per hour. Davis and Sons charges $279 plus $15 per hour. Write and solve an equation to detir