How to divide trinomials - PSAT Math

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Question

Find the quotient:

$\frac{x^2+6x+9}{x+3}$

Answer

Find the quotient:

$\frac{x^2+6x+9}{x+3}$

Step one: Factor the numerator

$\frac{(x+3)(x+3)}{(x+3)}$

Step two: Simplify

$\frac{(x+3)(x+3)}{(x+3)}= x+3$

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