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Factor this expression completely. y3 - 27
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4 votes
Factor this expression completely. y3 - 27

User Markinhos
by
7.5k points

1 Answer

6 votes

Answer:

(y - 3)(y² + 3y + 9)

Explanation:

y³ - 27 = y³ - 3³ is the difference of two cubes.

Using the "difference of two cubes" formula, we get:

(y - 3)(y² + 3y + 9)

User Anton Kirillov
by
7.6k points
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