danosoeric danosoeric

13-05-2020
Spanish

contestada

how do I have to factorise 3x² + 27

Respuesta :

bayliedaniels bayliedaniels

13-05-2020

Answer:

3(x^2+9)

Explanation:

Divide out 3 and that is the farthest you can factor.

With the quadratic formula you get x= plus or minus 3i.

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