Tuesday, November 22, 2005

Michele H. 3 questions

here are some questions to practice for the test ---

1. Translate these into a polynomial expression :

a) a number tripled increased by six
b) fifty-seven times a number decreased by two
c) twelve multiplyed by a number decreased by a number

2. Multiply these polynomials :

a) (-x + 9)(x - 6)
b) 3x (x + 4) - x (x - 2)
c) 5x (x - 5) + x (2x + 7)

3. State whether the statement is True Or False

a) 4xyz is a trinomial
b) 6x + 3 - 4 => six multiplyed by a number increased by three minus four
c) 3xy and 3yx are like terms


> i might not be able to post up the answers right away but i`ll try to . but yeah you can try em anyways . good luck with the test tomorow guys =)

ANSWERS : -----------------------------
3x + 6
57x - 2
12x - x

-x 2 + 15x -54
2x 2 + 14x
7x 2 - 18x

false
true
true

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