book Maths Puzzle Numerical Ability

Use synthetic division to find the value of f(-2)for f(x)=x^3 - 3x^2 - x - 9

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How many three letter words can be formed using the word: MANAGEMENT? Where the words do not have to be real words, just any three letters a book club promises to send 8 books for $1, if you join the club. after you recieve 8 books, you may select more books at a rate of $19.99 per book. if you spend a total of $80.96, how many extra books did you purchase