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Factor completely 3x2 + 9x − 54.
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1 vote
Factor completely 3x2 + 9x − 54.

User Marcmagransdeabril
by
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2 Answers

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3x2+9x-54

6+9x-54

6-54+9x

-48+9x
User Gpanagopoulos
by
6.1k points
1 vote

Answer:

3(x+6)(x-3)

Explanation:

3x^2+9x-54

3(x^2+3x-18)

3[(x^2-3x+6x-18)]

3[x(x-3)+6(x-3)]

3[(x+6)(x-3)]

3(x+6)(x-3)

User Tomleb
by
6.1k points
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